How long nicotine stays in your system depends on factors like smoking frequency. Antioxidants from food like garlic can ...

Whether you're smoking cigarettes or vaping e-cigarettes, you're ingesting nicotine. Either way, the addictive substance is linked to a host of health issues, and experts say they still don't have a ...

Nicotine is much less harmful than the tobacco that naturally contains it. It has never been found to cause cancer. Nor does it cause other smokers’ diseases such as emphysema. But it is, of course, ...