TL;DR
Vaping is often marketed as a safer alternative to smoking, but that doesn’t mean it’s safe. From nicotine addiction and lung damage to heart health concerns and unknown long-term effects, vaping carries real risks for both teens and adults. Learn what’s actually in a vape, how it affects your body, and why quitting can be one of the best decisions for your long-term health.
Vaping is often touted as a cleaner or healthier alternative to smoking cigarettes, but this message is misleading. While vaping may expose a person to fewer of certain chemicals found in cigarette smoke, it is not harmless. Vape products, like cigarettes, can damage the lungs, affect the heart, cause nicotine addiction, and expose users to substances that may have long-term health effects.
Vaping products come in a variety of sweet flavors and produce less odor than normal cigarettes. This makes them easier to hide, and can make them appealing to teens and young adults. However, they pose serious health risks to anyone of any age.
What Is Vaping?
Vaping means inhaling an aerosol produced by an electronic cigarette or similar device. These products come in many forms:
- E-cigarettes
- Vape pens
- Pods
- Mods
- Electronic nicotine delivery systems
- Disposable vapes
A vaping device heats a liquid to create an aerosol that the user inhales. This liquid may contain nicotine, flavoring chemicals, and other substances.
Vape aerosol is not simply harmless water vapor.
Is Vaping Dangerous?
Yes, vaping is very dangerous. Hospitals are seeing severe lung issues caused by vaping. Most vape products are illegal imports that lack FDA approval. A single vape cartridge can have as much nicotine as 600 traditional cigarettes. People have died from using them.
Vaping Can Cause Nicotine Addiction
Most vaping products contain nicotine, though some product packaging will advertise themselves as having “small” concentrations. Some devices deliver very high doses.
As with traditional cigarettes, the nicotine from vaping products is highly addictive and can lead to the body becoming dependent on it. Once dependence develops, a person may feel uncomfortable when they stop vaping. Quitting altogether will mean dealing with difficult withdrawal symptoms.
Signs of nicotine dependence may include:
- Strong cravings
- Irritability or anxiety
- Trouble concentrating
- Headaches
- Restlessness
- Difficulty sleeping
- Vaping more often than intended
- Feeling unable to get through the day without vaping
Young people are especially vulnerable because the brain continues developing into early adulthood. Nicotine can affect attention, learning, mood, and impulse control.
Vaping Can Harm the Lungs
The lungs are designed to breathe clean air, not heated chemicals, oils, metals, and flavoring agents. Vape aerosol can irritate and inflame the airways.
Possible lung-related effects include:
- Coughing
- Wheezing
- Chest tightness
- Shortness of breath
- Increased mucus
- Reduced exercise tolerance
- Worsening asthma symptoms
- Greater sensitivity to respiratory infections
Some people have developed serious vaping-related lung injuries. These illnesses can become life-threatening and may require hospitalization, oxygen, or mechanical breathing support.
Seek emergency medical care if a person who vapes develops severe breathing trouble, blue or gray lips, confusion, chest pain, fainting, or extreme weakness.
Vaping Can Affect the Heart
Nicotine increases heart rate and blood pressure. It also causes blood vessels to tighten. These effects place additional strain on the cardiovascular system.
Vaping may contribute to:
- Rapid heartbeat
- Increased blood pressure
- Blood vessel damage
- Reduced blood flow
- Chest discomfort
- Increased stress on the heart
People with heart disease, high blood pressure, or other medical conditions may face greater risks. However, healthy young people are not protected from nicotine’s effects.
Vape Aerosol May Contain Harmful Chemicals
The substances inhaled during vaping may include more than nicotine and flavoring.
Testing of vape aerosols has identified potentially harmful substances such as:
- Ultrafine particles that travel deep into the lungs
- Heavy metals released from heating coils
- Chemicals that irritate lung tissue
- Cancer-causing compounds
- Volatile organic chemicals
- Flavoring agents not intended to be inhaled
A flavoring chemical may be safe to eat but unsafe to inhale. The digestive system and respiratory system process substances differently.
The contents of unregulated or counterfeit vape products may be especially unpredictable.
Nicotine Poisoning Is Possible
Vape liquid can cause poisoning if it is swallowed, inhaled in a large amount, or absorbed through the skin or eyes. Children are at particular risk because even a small amount of concentrated nicotine liquid can be dangerous.
Symptoms of nicotine poisoning may include:
- Nausea or vomiting
- Drooling
- Stomach pain
- Sweating
- Dizziness
- Headache
- Confusion
- Shaking
- Rapid or irregular heartbeat
- Weakness
- Seizures
- Trouble breathing
If vape liquid is swallowed or spilled on the skin, remove contaminated clothing and rinse the skin with water. Do not make the person vomit. Contact Poison Control immediately for guidance. Call 911 for seizures, severe confusion, breathing problems, collapse, or loss of consciousness.
Vape Devices Can Cause Burns and Injuries
Vape devices use lithium-ion batteries. Damaged, poorly made, or improperly charged batteries may overheat, catch fire, or explode.
These incidents can cause:
- Burns to the face, hands, or legs
- Eye injuries
- Cuts from broken device parts
- Fires in clothing, bedding, cars, or homes
- Dental and facial trauma
Do not use a device with a damaged battery, leaking liquid, unusual heat, or a swollen casing. Never charge a vape with an incompatible charger or leave it charging unattended.
Secondhand Aerosol Is Not Harmless
People nearby can also breathe in vape aerosol. This may expose them to nicotine, fine particles, and other chemicals.
Vaping should never occur around:
- Babies or children
- Pregnant people
- People with asthma
- People with heart or lung disease
- Anyone who does not consent to the exposure
Is Vaping Healthier Than Smoking?
This question can create a false choice. Cigarette smoking is extremely dangerous, but that does not make vaping healthy.
For an adult who already smokes cigarettes, completely switching away from smoking may reduce exposure to some toxins. However, using both cigarettes and vapes does not remove the risks of smoking and may increase nicotine dependence.
People who do not smoke should not begin vaping. People who do smoke should consider quitting altogether, rather than using vapes to reduce health complications.
Final Thoughts
Vaping is not harmless, and it should not be described as a healthy habit. It can cause addiction, lung irritation, heart strain, poisoning, burns, and exposure to harmful chemicals. The long-term effects are still being studied, but enough is already known to justify caution.
The safest choice is not to smoke or vape. Anyone who wants to stop should speak with a healthcare professional about proven quitting methods, counseling, and approved nicotine-replacement options. For information about what to do in an emergency, take one of our free First Aid and CPR courses.