By: Dr. Ishan Capoor is a Pulmonologist at Narayana Health City, Bengaluru
Most of us don’t give our lungs much thought until something goes wrong. Trouble breathing, persistent coughing, wheezing—those are red flags. But lung diseases like cancer? They can sneak up quietly, without any early warning signs. That’s what makes them so dangerous. And in recent years, there’s a new silent threat making its way into the lungs of teenagers and young adults—vaping.
It might look harmless, trendy even. A cloud of fruity vapor, a sleek pen-like device—hardly feels like a big deal, right? But underneath all the flash lies something far more serious. E-cigarettes, the backbone of vaping culture, are anything but safe. And when it comes to the developing lungs of teens, the damage might be worse than we think.
Vaping and Lung Cancer: The Not-So-Obvious Link
Let’s be clear: vaping doesn’t just “look” like smoking—it carries its own set of deadly risks. A recent study revealed something shocking—individuals who both smoke and vape are four times more likely to develop lung cancer than those who only smoke. Even ex-smokers who pick up vaping aren’t off the hook. Those who had quit smoking within five years and turned to e-cigarettes showed a significantly higher lung cancer risk compared to non-vapers.
What’s inside those vapors? A toxic lineup. Chemicals like formaldehyde, acetaldehyde, and acrolein are all present, and all are known to cause cell damage in the lungs, which builds up over time and paves the way for cancer.
Teenagers are at even greater risk. Their lungs are still maturing, their bodies more vulnerable to the inflammatory and scarring effects of repeated chemical exposure. The scary part? The real damage often doesn’t show up until years later. But it begins early, with inflammation, immune dysfunction, and lung tissue changes.
And it doesn’t stop at cancer. Vaping has also been linked to COPD (Chronic Obstructive Pulmonary Disease) and worsened asthma—conditions that can severely affect quality of life, starting young and staying lifelong.
What’s Actually in a Vape?
Ask a teenager why they vape, and many will shrug: “It’s better than smoking.” But is it?
Peel back the candy-coloured marketing, and you’ll find an ugly truth—vape aerosols are loaded with chemicals you wouldn’t want anywhere near your lungs. The device works by heating a liquid (e-liquid or vape juice) using a coil. This creates an aerosol that carries a blend of harmful substances.
Some of the worst offenders:
- Nicotine – Addictive and harmful to brain development, especially in teens. It messes with memory, increases anxiety, and contributes to mood instability.
- Acrolein, formaldehyde, and acetaldehyde – These gases damage lung cells and raise cancer risk.
- Benzene – Found in car exhaust, now found in your lungs.
- Metals like nickel and tin – These come from the coil and can accumulate in the body, leading to long-term organ damage.
And let’s talk flavours. Fruity, minty, dessert-inspired vape options are a big reason teens get hooked. But those flavours? Created using chemicals that may seem harmless but can turn toxic when heated and inhaled.
What’s painfully ironic is this: so many young people believe vaping is the “healthier” choice. Instead, they’re unknowingly inhaling a concoction that can wreak havoc on their lungs, brains, and hearts.
Vaping: It’s Not Just a Lung Issue
Here’s something that rarely gets mentioned—vaping doesn’t just damage the lungs. It affects nearly every major system in the body, and teenagers may be setting themselves up for lifelong health issues.
Let’s start with the heart. Studies show vaping can:
- Increase heart rate
- Raise blood pressure
- Harden arteries
Together, these changes boost the risk of heart attacks and heart failure, even in young users.
There’s also the terrifying condition called “popcorn lung” (bronchiolitis obliterans), which results from inhaling harmful chemicals used in vape liquids. It causes scarring in the lungs, making it hard to breathe, and the damage is usually permanent.
On the mental health side, the high doses of nicotine can lead to seizures, migraines, and long-term cognitive slowing. And it doesn’t stop there. More and more research connects vaping to depression, anxiety, mood swings, and emotional instability.
A single puff might seem harmless. But it can set off a cascade of health effects that are anything but temporary.
India’s Ongoing Struggle With Vaping Among Youth
Here’s the twist—vaping is illegal in India. The government banned e-cigarettes back in 2019. But you wouldn’t guess it from looking around. Teen vaping is still on the rise, and it’s alarmingly easy for underage users to get their hands on vape pens and juices.
A recent 2023 study by the Think Change Forum paints a worrying picture:
- 96% of teens aged 14–17 didn’t even know vaping is banned in India.
- 89% were unaware of the serious health risks.
So, what’s fuelling this ignorance? Easy access. Lack of checks. And, sadly, poor awareness in schools and households. Sleek designs and colourful flavours don’t help either—they disguise danger in appealing wrappers.
Surveys across cities like Delhi and Bengaluru show that vapes are still being sold, often under the counter and with zero age verification. This calls for tougher enforcement on illegal sellers and stronger education in schools and communities.
Schools should monitor for vaping just like they do for drugs and bullying. Parents, too, need to step up. Honest, judgment-free conversations can often do more than any warning label.
The Final Puff
Here’s the hard truth: vaping is not harmless. It’s not a cool trend. It’s not “better than smoking.” It’s a habit that puts young bodies, especially young lungs and brains, at real, long-term risk.
Lung damage. Heart disease. Cognitive problems. Mental health issues. Addiction. All for a temporary high and a flavoured cloud.
The choice facing teens and parents isn’t complicated. It’s urgent: protect your health or risk it all for a trend that doesn’t last.