Deadly vaping lung illnesses are cropping up across the US, and experts blame everything from vegetable oil to ‘Dank Vapes’
- Vape juices often contain chemicals like formaldehyde. The flavors of vaping liquids are one of the top two reasons young people told Reuters they begin using e-cigs. REUTERS/David Becker ...
- Most e-cigs also produce acrolein, a chemical often found in weed killer. The chemical acrolein releases when gasoline is burned. ...
- Nicotine hurts the lungs, whether it's vaped or smoked, and could also be at fault. ...
What are the health problems with vaping?
Toxic substances found in vape products may include:
- Diacetyl: Diacetyl is a common flavoring chemical found in e-liquids. ...
- Heavy metals: Heavy metal particles have been found in both vape clouds and e-liquids, according to the U.S. ...
- Volatile organic compounds: When the e-liquid in vape products is heated to extremely high temperatures, chemical changes can take place creating volatile organic compounds. ...
What are the negative health effects of vaping?
The short-term side effects of using nicotine vapes are usually:
- Lingering aftertaste
- Light-headedness
- Sweating
- Headache
- Nausea and vomiting
- High blood pressure
- Increased heart rate
What are the health risks of vaping?
Talk with your kids about the dangers of vaping, but also look for warning signs including:
- Changes in emotions
- Trouble sleeping
- Scents of fruity odors on skin, breath and clothes
- Strange cylinders, chargers or batteries lying around
Can vaping make you sick?
Too much nicotine in your system can make you feel sick. Stop completely, cut down on vaping or dilute your e-juice with glycerin by 50 percent. Your atomizer is burnt-out. In this case, stop vaping and replace your e-cig with a new atomizer. Burnt atomizers/wicks can produce chemicals that can make you feel sick.
What are the chemicals in vape liquid?
Is vaping harmful?
Can you use vapes for smoking cessation?
Can vaping cause nicotine addiction?
Do vapes cause mental health issues?
Does vaping cause respiratory problems?
Is Vaping Bad for your Health?
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About this website
What are 5 dangers of vaping?
Vaping has been linked to lung injury.Rapid onset of coughing.Breathing difficulties.Weight loss.Nausea and vomiting.Diarrhea.
What are 3 dangers of vaping?
The e-cigarette aerosol that users breathe from the device and exhale can contain harmful and potentially harmful substances, including:Nicotine.Ultrafine particles that can be inhaled deep into the lungs.Flavorings such as diacetyl, a chemical linked to a serious lung disease.Volatile organic compounds.More items...
What are symptoms of illness from vaping?
EVALI may cause the following symptoms:Shortness of breath.Cough.Chest pain.Fever and chills.Diarrhea, nausea, vomiting, and abdominal pain.Rapid heartbeat.Rapid and shallow breathing.
What are 10 dangers of vaping?
Serious & Potentially Long-Term Effects of VapingNicotine addiction.Severe lung injury.Seizures.Cryptogenic organizing pneumonia (COP), formerly known as idiopathic bronchiolitis obliterans with organizing pneumonia (BOOP)Popcorn lung.Strokes.Heart attacks.
Is vape worse than cigarettes?
1: Vaping is less harmful than smoking, but it's still not safe. E-cigarettes heat nicotine (extracted from tobacco), flavorings and other chemicals to create an aerosol that you inhale. Regular tobacco cigarettes contain 7,000 chemicals, many of which are toxic.
What is the safest vape to use?
If you are looking for the safest vape kit then you might want to consider disposables or pod kits. These are often low powered and have safety cuts offs as well as other features to prevent them from overheating. Not only as disposables one of the safest vape kits, but they are also super easy to use.
Can my lungs recover from vaping?
Breathing in the harmful chemicals from vaping products can cause irreversible (cannot be cured) lung damage, lung disease and, in some cases, death. Some chemicals in vaping products can also cause cardiovascular disease and biological changes that are associated with cancer development.
How do I clean my lungs from vaping?
Ways to clear the lungsSteam therapy. Steam therapy, or steam inhalation, involves inhaling water vapor to open the airways and may also help to loosen mucus. ... Controlled coughing. ... Draining mucus from the lungs. ... Exercise. ... Green tea. ... Anti-inflammatory foods. ... Chest percussion.
Does vaping illness go away?
"Most patients will gradually improve over several days to weeks after they stop vaping, while some may unfortunately still progress and require a higher level of care which includes hospitalization."
Why is vaping good for you?
The e-liquids used in these devices are less harmful and do not leave any residue, such as tar, in your lungs. Also, it does not affect people and around you when you smoke. Vapes help in reducing your blood pressure, improve your immunity, ease your breathing, and also, make your lungs function normally.
What do Vapes do to the brain?
The majority of vape liquids contain nicotine. In addition to being highly addictive, nicotine alters the neurotransmitters in the brain. It has been found to slow brain development in teens and affect memory, decision-making, concentration, self-control, and mood.
Are disposable Vapes safe?
Disposables are as safe as any other vape product on the market. While they do still come with some potential hazards, they are a far safer alternative to smoking traditional cigarettes. Public Health England has even concluded that vape products are at least 95% safer than combustible tobacco products.
What does vaping do to your brain?
The majority of vape liquids contain nicotine. In addition to being highly addictive, nicotine alters the neurotransmitters in the brain. It has been found to slow brain development in teens and affect memory, decision-making, concentration, self-control, and mood.
How does vaping affect your body?
Nicotine in e-liquid goes quickly from your lungs to your bloodstream. It causes your body to release adrenaline, a hormone that raises your pulse, blood pressure, and breathing rate. This could play a role in raising your heart attack odds. You may also feel more alert and need to cough.
What does vaping do to your lungs?
Vaping and Popcorn Lung Diacetyl is frequently added to flavored e-liquid to enhance the taste. Inhaling diacetyl causes inflammation and may lead to permanent scarring in the smallest branches of the airways — popcorn lung — which makes breathing difficult. Popcorn lung has no lasting treatment.
Why is vaping good for you?
The e-liquids used in these devices are less harmful and do not leave any residue, such as tar, in your lungs. Also, it does not affect people and around you when you smoke. Vapes help in reducing your blood pressure, improve your immunity, ease your breathing, and also, make your lungs function normally.
4 Major Health Risks Linked To E-Cigarette Use - WebMD
E-cigarette use, or "vaping," has been linked to lung, heart, brain, and gum illnesses. While using e-cigarettes ("vaping") may be healthier than smoking traditional cigarettes, users still face ...
Short-Term and Long-Term Side Effects of Vaping - The Recovery Village ...
Signs and Symptoms of Vaping Too Much. How can you tell if someone is vaping too much? One study has shown that glycol and glycerin, two ingredients commonly used in vape juices, are upper airway irritants that can cause irritation of the throat and mouth as well as trigger a dry cough. But perhaps the biggest symptom of vaping too much is developing an addiction to nicotine, the chemical most ...
Is Vaping Bad for You? And 12 Other FAQs - Healthline
Vaping isn't as risky as smoking cigarettes, but it still has negative side effects. Find out which fluid flavors carry the most risk, ingredients to avoid, and more.
What is vaping illness?
First, let's cover the basics. The condition has been given the term EVALI (e-cigarette or vaping product use-associated lung injury). Whether intentionally or not, it's an acronym that speaks directly to how little is known about the illness; thus far, the only solid link between cases is that those who fell ill reported a history of vaping or e-cigarette use. Sufferers typically report a gradual onset of early symptoms over days or weeks, including respiratory symptoms such as coughing, chest pain, and shortness of breath, as well as nausea, vomiting, diarrhea, fatigue, fever, and weight loss.
How many people died from vaping in 2019?
The first smattering of cases were recognized in April 2019. By August, the mysterious illness had claimed its first lives. Months later, with the case count at 2,290 and 47 confirmed deaths, health organizations are scrambling to discover the cause of the vaping-related illness. Much is still unknown about the illness and its causes, ...
How does vaping work?
Beth K. Thielen, University of Minnesota fellow in adult and pediatric infectious diseases, offers a helpful explanation: "With both, the goal of the user is to convert the drug — typically nicotine or THC — into a gas form that can be taken into the body by breathing the drug. With vaping, there is typically a heating element powered by a battery that converts the liquid contents of the vape cartridge into a gas or aerosol. While the way they generate aerosols or gases is different, both smoking and vaping can deliver potentially harmful byproducts in addition to the drug."
What percentage of vaping patients are male?
Of the reported cases where the requisite data is available, the CDC reports that 70 percent of patients are male, 79 percent are under the age of 35, and a full 86 percent report the use of products containing tetrahydrocannabinol, or THC — the main psychoactive compound present in marijuana — suggesting that the chemical plays a marked role in this outbreak.
What are the metals in e-cigarettes?
As far back as February 28, scientists at the Johns Hopkins School of Public Health warned that the tiny metal coils inside an e-cigarette — that heat and ultimately aerosolize the liquid nitrogen — could be tainted with toxic metals like chromium, manganese, nickel, and even lead.
Is smoking a byproduct of vaping?
With smoking, of course, we now know that those potentially harmful byproducts, include tar and carbon monoxide, ingredients e-cigarettes were specifically designed to sidestep. But in avoiding one potential contaminant, the largely unregulated vaping industry opened the door to a host of others.
Is the e-cigarette industry regulated?
However, it's important to note that the entire e-cigarette industry is ultimately unregulated. In the decade that e-cigarettes have been on the market, the FDA has repeatedly delayed its review of e-cigarettes, a lapse the agency has vowed to address.
What kind of vapes did Justin use?
Justin had been using a Juul device and mint-flavored nicotine pods, his favorite. He bought mostly Juul products, plus the occasional off-brands available at stores. He would puff on the mint vapes constantly, draining about two pods a day.
How long did Justin Wilson vape?
Justin Wilson, 25, vaped for about a year and then suddenly collapsed, unable to breathe, on Sept. 1. He had to spend a week in a hospital in Portland, Oregon. Courtesy Jake Wilson. Sept. 13, 2019, 7:40 AM PDT / Source: TODAY. By A. Pawlowski.
What are the symptoms of a syringe?
Any new respiratory symptom should be reason for concern, including: 1 coughing 2 shortness of breath 3 chest tightness 4 wheezing 5 general symptoms like extreme fatigue or fever are also warning signs.
Is vaping safe for kids?
Vaping is not as safe as people thought it was, said Dr. Humberto Choi, a pulmonologist and critical care specialist at the Cleveland Clinic. Choi has treated several of the vaping-related illnesses and has recently been inundated by calls from parents worried their children are exhibiting worrisome symptoms.
Will Justin go back to vaping?
Another theory is that the heated vapor returned to oil form inside the cooler human body, his father said. “There’s no way” Justin will go back to vaping, he said. Family friends are now throwing away their vape pens after learning about the ordeal, Jake Wilson added.
Can e-liquid cause lipoid pneumonia?
Because the e-liquids can contain oils, there’s concern about the potential for lipoid pneumonia — an inflammation of the lungs caused by oils — but that’s not the pattern Choi has seen at the Cleveland Clinic. Nor are black-market products necessarily to blame: Some of Choi's patients have only used a regular branded vaping device, not something tainted or bought on the street.
What is a vape pen?
With vaping, a device (typically a vape pen or a mod — an enhanced vape pen — that may look like a flash drive) heats up a liquid ( called vape juice or e -liquid) until it turns into a vapor that you inhale. “Vaping is a delivery system similar to a nebulizer, which people with asthma or other lung conditions may be familiar with,” says Broderick. ...
What is the chemical that can damage your lungs?
Acrolein: Most often used as a weed killer, this chemical can also damage lungs.
What happens if you inhale diacetyl?
Diacetyl is frequently added to flavored e-liquid to enhance the taste. Inhaling diacetyl causes inflammation and may lead to permanent scarring in the smallest branches of the airways — popcorn lung — which makes breathing difficult. Popcorn lung has no lasting treatment. There are, however, treatments that manage BO symptoms, such as: 1 Coughing 2 Wheezing 3 Chest pain 4 Shortness of breath
What is the condition called when you get sick from eating popcorn?
“Popcorn lung” is another name for bronchiolitis obliterans (BO), a rare condition that results from damage of the lungs’ small airways. BO was originally discovered when popcorn factory workers started getting sick. The culprit was diacetyl, a food additive used to simulate butter flavor in microwave popcorn.
What is the food additive used to deepen e-cigarette flavors?
Diacetyl: This food additive, used to deepen e-cigarette flavors, is known to damage small passageways in the lungs.
Is second hand vapor safe?
Secondhand Vapor Isn’t Safe Either. It’s a myth that secondhand emissions from e-cigarettes are harmless. Many people think the secondhand vapor is just water, but this couldn’t be farther from the truth. The vapor emitted when someone exhales contains a variety of dangerous substances, which may include: Nicotine.
Does vaping affect the lungs?
Instead of bathing lung tissue with a therapeutic mist, just as a nebulizer does, vaping coats lungs with potentially harmful chemicals. E-liquid concoctions usually include some mix of flavorings, aromatic additives and nicotine or THC (the chemical in marijuana that causes psychological effects), dissolved in an oily liquid base.
What is e-cigarette lung injury?
Eventually, researchers tied these cases to vaping. The illness is now called e-cigarette or vaping product use-associated lung injury(EVALI). Doctors and researchers are still working to learn more about this condition, including its exact causes and long-term effects.
Is vaping a good alternative to smoking?
Electronic cigaretteswere originally designed as a healthier alternative to traditional cigarettes. But it turns out smokinge-cigarettes -- commonly known as vaping-- has its own risks.
Can evali cause breathing problems?
Someone with EVALI may have breathingand digestive problems, along with other symptoms, including:
Why are e-cigarettes linked to lung disease?
A culprit thickener, or other additive, might explain why both e-cigarettes, which have legal cartridges that typically carry nicotine, and vaporizers are linked to the 450 people with lung illness, said Kovacevich. “With black market cartridges, or counterfeit cartridges — we see a lot of those — the ingredients are not known.”
What is vaporizer in e-cigarettes?
Advertisement. “Vaping” is shorthand for inhaling vaporized liquid, usually a mixture of nicotine and oil heated by a battery-powered atomizer in an e-cigarette or larger vaporizer. E-cigarettes have been sold in the US since 2007, with more than 9 million people using them on a regular basis, according to the CDC.
What are the thickeners in vaping liquids?
There is some suspicion about the “thickeners” added to vaping liquids, Nick Kovacevich, CEO of KushCo Holdings, the largest US seller of vaping products and accessories (but not vaping liquids), told BuzzFeed News. Thickeners make vaping liquids more viscous, preventing oversaturation of a vaporizer’s combustion chamber. Typically in THC vaping liquids, they are loaded with the terpenes that give marijuana its taste.
What devices did people with lung injuries use?
Patients with lung injuries used a wide variety of devices, including both vaporizers, large-ish gadgets with a refillable liquid reservoir, smaller e-cigarettes that vaporize nicotine liquid from cartridges, and a wide variety of brands of liquids and cartridges. Around 80% reported they used vaping liquids that contained THC, the central clue in the case, with investigators hinting that the chemical was likely involved in all of the cases.
Is vaping legal in Michigan?
In the meantime, Michigan’s governor only last week banned the sale of flavored e-cigarettes in her state in response to teen vaping, and after its health department announced six cases of lung illness. The legal US age for e-cigarette use is 18, and Walley and others complain that with 1 in 5 teens now vaping, those rules are being flouted, with kids ending up hooked on nicotine, which changes adolescent brain development.
Is Vitamin E bad for vaping?
While health officials hunt for answers, one leading theory points to a bad ingredient in vaping liquids, perhaps Vitamin E, sold on the street. But some physicians suspect the epidemic has always been there, unnoticed until now. And for others, the culprit might be the online world of dubious home-brew recipes for getting a better high while vaping.
Is the FDA regulating e-cigarettes?
The FDA is entitled to regulate e-cigarettes but to much criticism has pushed back its review of rules until 2022. In the meantime, hundreds of flavored and THC-infused vapors have gone on sale in wild west conditions, unregulated, as teen vaping has mushroomed.
How many people have died from vaping?
There have been more than 1,600 cases of the mysterious illness that is associated with vaping since May. Thirty-six people have died. The New York Times has a dedicated tracker. What exactly is causing these illnesses and deaths is still unclear, but the Centers for Disease Control and Prevention, which has been trying to assess ...
What does it mean when a vape burns hotter?
A higher burn temperature means that chemicals like formaldehyde that form as an ordinary vape operates can be produced more quickly, possibly delivering a dangerous dose.
Why are vapes made with THC?
Black market vapes: The reason most of the responsible products contain THC might be because THC vapes are more likely to be doctored than nicotine vapes, particularly in states where marijuana is illegal.
What flavoring is in vapes?
The flavoring in vapes: Mango and gummy bear vapes are very easy to be concerned about: They appeal to teenagers, and to the already-hard task of figuring out the long-term effects of vaping, they add a whole additional mess of chemicals and reactions.
How many Juul mint pods are contaminated?
Contaminated Juuls: Earlier this year, Juul allegedly shipped 1 million contaminated mint pods, BuzzFeed News revealed this week. The claim comes from a lawsuit filed by a former high-ranking employee. The company told BuzzFeed that there had been a manufacturing issue but denied that this issue led to unsafe pods. The exact alleged contaminant is unspecified.
Is weed cartridge contaminated?
Weed cartridges that are otherwise contaminated: Perhaps otheringredients or contaminants in black market THC vapes are at least partially responsible. In tests commissioned by NBC News, 10 out of 10 bootleg THC vape cartridges contained harmful pesticides. (Though what dose of those pesticides is unclear; they weren’t present in samples of three legit cartridges.)
Is Juuls a cause of vaping?
Is it causing the vaping epidemic?: It’s plausible that contaminated Juuls could be responsible for a few cases, but since they don’t contain THC, it’s unlikely that they are the main cause.
When will vaping peak?
Emergency department (ED) visits related to e-cigarette, or vaping, products continue to decline, after sharply increasing in August 2019 and peaking in September.
When is the next vaping hospital admission?
Dates of symptom onset and hospital admission for patients with lung injury associated with e-cigarette use, or vaping — United States, March 31, 2019–February 15, 2020. Numbers do not sum to 2,807 due to missing admission dates.
How many deaths from evali in 2020?
As of February 18, 2020, a total of 2,807 hospitalized EVALI cases or deaths have been reported to CDC from all 50 states, the District of Columbia, and two U.S. territories (Puerto Rico and U.S. Virgin Islands). Sixty-eight deaths have been confirmed in 29 states and the District of Columbia (as of February 18, 2020).
What is an e-cigarette?
Using an e-cigarette is commonly called vaping. E-cigarettes work by heating a liquid to produce an aerosol that users inhale into their lungs.
How to contact CDC about e-cigarettes?
If you have questions about CDC’s investigation into the lung injuries associated with use of e-cigarette, or vaping, products, contact CDC-INFO or call 1-800-232-4636.
Who monitors e-cigarettes?
CDC, the U.S. Food and Drug Administration (FDA), state and local health departments, and other clinical and public health partners are continuing to monitor e-cigarette, or vaping, product use-associated lung injury (EVALI).
Is vitamin E acetate linked to the eli outbreak?
Vitamin E acetate is strongly linked to the EVALI outbreak. Vitamin E acetate has been found in product samples tested by FDA and state laboratories and in patient lung fluid samples tested by CDC from geographically diverse states. Vitamin E acetate has not been found in the lung fluid of people that do not have EVALI.
What are the symptoms of vapors?
Typically, symptoms have started gradually, with shortness of breath and/or chest pain before more severe breathing difficulty led to hospital admission.
How many people have lung disease from e-cigarettes?
According to the CDC: Nearly 200 e-cigarette users have developed severe lung disease in 22 states (and the numbers keep rising — a Washington Post story put the number at 354). Most cases were among teens and young adults.
What are the effects of smoking?
The recent tragic and alarming cases of severe lung disease are clearly cause for concern. A number of other health effects are also worrisome: 1 Nicotine is highly addictive and can affect the developing brain, potentially harming teens and young adults. Even some "nicotine-free" e-cigarettes have been found to contain nicotine. 2 Some substances found in e-cigarette vapor have been linked to an increased risk of cancer. 3 Teens who vape are more likely to begin smoking cigarettes. 4 Explosions and burns have been reported with e-cigarettes while recharging the devices, due to defective batteries. 5 Accidental exposure to liquid from e-cigarettes has caused acute nicotine poisoning in children and adults. 6 Vaping during pregnancy could harm a developing fetus.
What are the chemicals in e-cigarettes?
E-cigarettes produce a number of dangerous chemicals including acetaldehyde, acrolein, and formaldehyde. These aldehydes can cause lung disease, as well as cardiovascular (heart) disease. Electronic cigarettes, or e-cigarettes, put nicotine into your lungs and bloodstream.
How many puffs can you have with vaping?
With vaping, you can have one or two puffs, be satisfied, and be done whenever you want. You are not committed. You might only need one puff, then maybe five minutes later you take another one. You won’t overdo because your brain will never have to justify it as an expense if you stop now. You just stop now.
How much ohm is toxic?
It is likely that the super-heating of e-liquids that takes place in an RBA run at less than 1 oh m will create some toxic materials.
What is the e-cigarette called?
The Centers for Disease Control and Prevention has created a web page with the latest information and recommendations about what is now being called EVALI (for e-cigarette, or vaping, product use associated lung injury).
How many people die from vaping?
There have been 1,299 reported cases of people suffering lung injuries after using electronic cigarettes or vaping products in the U.S., along with 26 official deaths, according to a new Morbidity and Mortality Weekly Report released by the Centers for Disease Control and Prevention (CDC). The numbers are expected to rise along with awareness ...
What is the CDC's name for vaping?
While the concept of vaping-related illness is fairly new, the CDC just revealed there’s now a name for it: e-cigarette or vaping product use associated lung injury, aka EVALI. There’s a lot health officials still haven’t figured out about EVALI, but here’s what they do know about its potential causes, symptoms, and treatment.
What are the symptoms of EVALI specifically?
EVALI can cause symptoms that resemble those of pneumonia or the flu , the CDC warns, including the following:
What is the respiratory virus panel?
A respiratory virus panel is also recommended to rule out other illnesses and a chest CT scan. “A patient can have pneumonia or the flu,” Dr. Onugha says.
Is e-cigarettes a cause of lung cancer?
While experts know that e-cigarettes and va ping products are involved , they’re not exactly sure what it is about those products that’s causing the lung illness. The CDC did note that more than 80 percent of cases of EVALI involved products with THC (the chemical responsible for most of marijuana’s psychological effects). As a result, officials are looking into thickeners and additives that are found in black market THC cartridges.
Can vaping help you quit smoking?
If you’re using vaping to help you quit smoking, Dr. Tsai recommends having a conversation with your doctor. They’ll likely steer you toward an evidence-based way of quitting and using FDA-approved medications, she says.
Does vaping make you feel fat?
Some pathology reports have also shown that vaping causes fat to accumulate in the lungs, and that triggers an inflammatory response that makes it hard to breathe, says Osita Onugha, MD, a thoracic surgeon and director of thoracic surgery research and surgical innovation lab at John Wayne Cancer Institute at Providence Saint John’s Health Center in Santa Monica, Calif.
What are the chemicals in vape liquid?
When these substances are heated, they form aldehydes following oxidation. Formaldehyde (a carcinogen) and acrolein are two oxidizing agents found in vape liquid. Sustained exposure to such chemicals is linked to an increased risk of developing cardiovascular issues.
Is vaping harmful?
Many argue that vaping is less harmful than smoking regular cigarettes because they contain fewer chemical components. However, contrasting research suggests that vaping may cause a variety of adverse health effects.
Can you use vapes for smoking cessation?
The US Food and Drug Administration has not approved the use of vapes for smoking cessation due to conflicting and limited rigorous data concerning the long-term implications. However, traditional smoking cessation methods, such as nicotine replacement chewing gums, nasal sprays, and skin patches, are recommended by healthcare providers and health authorities.
Can vaping cause nicotine addiction?
Many use vaping as a method to wean themselves from traditional cigarette smoking. However, many health professionals worry that vaping – as a nicotine delivery system – may be causing nicotine dependency in adults and high school-aged children. Flavorings in vaping products have also been associated with increased nicotine intake.
Do vapes cause mental health issues?
Research investigating the effect of regular vape use and mental health suggests that users are more likely to have affective disorders. Researchers found that those who used vapes daily were more likely to be diagnosed with anxiety and depression.
Does vaping cause respiratory problems?
Case study data suggests that vaping may cause adverse effects on the respiratory system following the case of a woman who was diagnosed with lipoid pneumonia, which was thought to have been caused due to the inhalation of a glycerin-derived oil found in vape liquid.
Is Vaping Bad for your Health?
Electronic cigarettes, also known as vapes and e-cigs, are battery-powered devices that aim to simulate the experience of regularly smoking cigarettes. To work, they heat a vape liquid containing nicotine, solvent carriers, and other chemicals to a specific temperature, which causes the liquid to turn into a vapor. This vapor is then inhaled and exhaled.