are two cigarettes a day harmful still risks serious health issues — stay informed A new study supported by

Smoother Transition from Smoking: Some people find that the taste of cigarette-flavored vapes helps them quit smoking by reducing cravings and the psychological effects of quitting

But for those who smoke cigarettes, nicotine's effects on blood pressure, heart rate, and other causes of heart attacks lead to a heightened risk of heart attack, stroke, or blood clots compared with people who dont smoke while using hormonal contraceptives

The powder can also be hard to find and hard to get to

95% CI: 0.470.57) and fewer pack years (= -3.8

Adela Wu is a neurosurgery resident at Stanford Hospital and contributor to the ABC News Medical Unit