type of tobacco leaves How to Choose the Best for Cigars & Cigarettes Leaf wrinkling in tobacco plants.

How Smoking E-Cigarettes Affects Asthma A 2016 study of Korean high school students found that using e-cigarettes was linked with increased asthma symptoms and caused school absences

Annual low dose computed tomography (LDCT) scans are recommended for some adults ages 5080 with a smoking history

Each day on which a violation of this chapter occurs shall be considered a separate and distinct violation

Evidence about transmission through aerosols and respiratory droplets: Aerosol transmission (sometimes referred to as airborne transmission) is similar to droplet transmission, except that the bits of fluid are so small that they can linger in the air for minutes to hours

Smoking Cessation and Testosterone For individuals looking to quit smoking, understanding the potential effects on testosterone levels can be important motivation

The Surgeon General warns e-cigarette emissions can contain harmful chemicals, including nicotine and volatile organic compounds