Is Vaping Marijuana Safe? Deaths and Lung Disease Linked to E-Cigs Call That Into Question

Vaping THC may be behind many of the serious lung diseases that have been tied to e-cigarette use––raising concerns about an increasingly popular way of consuming marijuana, which many consumers view as a relatively safe habit.

Up to 450 people have developed illnesses and at least four people have died after using e-cigarettes, Centers for Disease Control and Prevention (CDC) officials said on a call with reporters Friday. While the CDC and Food and Drug Administration (FDA) have not found a device, product or substance that is linked to all...