Get expert advice to avoid food poisoning, whether that's protecting kids from pot brownies, veggies from raw meat, or pets from dessert.

Marijuana and hallucinogen use are at an all-time high, survey results indicate. An expert says legality and cultural shifts could be behind change.

For the sake of their sperm, some marijuana users may want to quit cannabis for 77 days before trying to conceive, new research suggests.

A THC-like compound in the brain calms epileptic seizures but also increases memory loss, research with mice indicates.

Smoking marijuana may harm a man's fertility, according to new research. But men who smoke pot may also have sperm that are faster swimmers.

Cannabis may offer rapid relief from chronic itch, an unrelenting and at times debilitating condtion.

"Some early adolescent behaviors and traits—like depression, neuroticism, and acting out—can be indicative for cannabis use later in life."

"Without a doubt, cigarettes and e-cigarettes are unhealthy and not good for lungs. However, vaping marijuana appears even worse."

Regular marijuana users are at higher risk of substance abuse, mental health issues, and not being in a relationship by 35, new research finds.

Marijuana use is lowest at the beginning of the year. Researchers think New Year's resolutions may play a role.