BY Ernest Hawk, M.D.

In April, new federal data was released showing e-cigarette use has tripled among students in middle and high school. We asked MD Anderson’s head of Cancer Prevention and Population Sciences, Ernest Hawk, M.D., to share his thoughts:

Parents, cancer researchers, physicians and public health practitioners should all be encouraged by substantial declines in the use of traditional cigarettes among teenagers. From 2011-2014, the percentage...