How dangerous is e-cigarette? From lung cancer to serious illness, know what experts say
Samira Vishwas August 12, 2026 03:24 AM

Tezzbuzz Desk- Vaping, which is rapidly increasing among youth, is often considered less harmful than regular cigarettes. But according to experts, it is not right to consider e-cigarettes as a safe option. Research is still ongoing on the harm caused by its long-term use.

The trend of e-cigarettes and vaping has increased rapidly, especially among the youth. Many people consider it a safe alternative to normal cigarettes, while some people also use it to quit smoking. But it is not right to consider e-cigarettes completely safe. Apart from nicotine, its aerosol may contain many types of chemicals and other substances, which can have an effect on the lungs.

Can e-cigarettes cause lung cancer?

The direct answer to this question is not completely established at this time. The link between regular cigarettes and lung cancer has long been established, but more research is needed to understand the link between long-term use of e-cigarettes and cancer.

However, in 2026, IARC discussed a new study showing that e-cigarette use may prevent lung cancer risk even after quitting smoking in people who have previously smoked cigarettes. Along with this, experts have also underlined the research gap existing in this field.

What damage can vaping cause to the lungs?

E-cigarette use has been linked to many lung- problems. Research has shown an association with respiratory symptoms such as cough, mucus, shortness of breath and wheezing in people who vape. In some cases, vaping EVALI (E-cigarette or Vaping Product Use-Associated Lung Injury) Serious lung disease has also come to light. It can cause serious injury and swelling in the lungs and some patients may need to be hospitalized.

Chemicals present in e-cigarettes are also a cause for concern

E-cigarette liquids typically contain nicotine, flavorings, and substances such as propylene glycol or vegetable glycerin. After heating, the aerosol formed from them reaches the lungs. The problem is that the ingredients and quantities used in different products can vary greatly. Therefore, no e-cigarette or vaping product can be considered safe just because it does not contain the smoke of a normal cigarette.

Vaping with cigarettes is more of a concern

Many people use e-cigarettes instead of quitting regular cigarettes completely. This dual use It is said. In this case, the person remains exposed to nicotine and may face harm associated with both types of products. Therefore, if a person wants to quit cigarettes, then just switching to e-cigarettes should not be considered a permanent solution to the problem. Research also raises questions about completely eliminating nicotine dependence through e-cigarettes.

Why more concern for the youth?

Nicotine present in e-cigarettes is a highly addictive substance. Its use in youth can increase dependence on nicotine. Additionally, many questions remain unclear regarding the long-term health effects of vaping.

Is it right to consider e-cigarettes safe?

No, it is too early to say that e-cigarettes directly cause as much cancer as regular cigarettes, as there is not enough data available on their long-term effects. But current evidence does not show that vaping is completely safe.

Especially for people who have never smoked before, starting vaping just because of a trend or peer pressure can be a risky health decision. And for people who already smoke cigarettes, using both cigarettes and e-cigarettes together cannot be considered a reliable way to reduce risk.

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