Recreational use of marijuana has gained a lot of momentum since Colorado and Washington became the first states to legalize it in 2012. According to a recent poll by Gallup, roughly 15 percent of ...

Smoking weed poses cancer risks beyond the lungs. Here’s what to know. Heavy marijuana use may come with a two- to eight-fold higher risk of head and neck cancer. Inhaling smoke of any kind exposes ...

Smoking marijuana can increase cavities, tooth loss and the risk of oral cancers — but you can take steps to protect yourself.

Healthy people who regularly smoked marijuana or consumed THC-laced edibles showed signs of early cardiovascular disease similar to tobacco smokers, a new small study found. “To my knowledge, it’s the ...

California law sets clear rules for marijuana use — from how you can travel with weed to where it’s legal to smoke. What if you don’t partake? When the scent of a neighbor’s joint wafts into your yard ...