Smoking, and its harmful substances such as nicotine, can harm almost every part of the body, including the brain. It can also lead to other brain conditions, such as cancer, dementia, and stroke.

BUFFALO, N.Y. – The risks of smoking during pregnancy for both maternal and fetal health are well documented, but only about half of pregnant people quit smoking on their own. To learn more about how ...

Some research links smoking to weight changes. However, it may not cause weight gain directly. Quitting smoking has shown links to minimal weight gain, for various reasons. Smoking is the most common ...