Toxicology has given us an objective way to appraise the health risks of e-cigarettes, says NUS Associate Professor Ho Han Kiat.
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As these particles are difficult for the body to break down, their presence triggers a continuous but futile response from the body to get rid of them. This can result in excessive phlegm production, and chronic inflammation of the respiratory tract.One of the founding principles in toxicology is that every drug is a poison, and it is the dose that makes it.
An average 2ml vape pod with 20mg of nicotine contains as much nicotine content as 20 to 40 cigarette sticks. If a heavy vaper goes through a pod a day, it is certainly not an insignificant amount to beSo far, we have estimated the risk of harm by comparing with cigarettes, assuming that the hazardous substances in e-cigarettes are largely the same as in conventional cigarettes.While propylene glycol iswe don’t know if it’s safe to breathe in for a long time.
Commentary: Teen vaping too big a collateral damage to accept for a relatively ineffective smoking cessation aidAddictive substances like nicotine bind to receptors in the brain that stimulate a pleasure response, for instance dopamine release.It is worth noting that besides nicotine, cigarettes contain other psychoactive components such as nornicotine, anabasine and acetaldehyde.
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