Is your cannabis clean?

Cannabis opens new frontiers for dermatology

Bud, bath and beyond:

From underground to under the tongue

Do cannabis sprays beat smoking?

Yes, you can be addicted to marijuana. Here's why

New study challenges data on teen use, marijuana

Weed works — and science proves why

Debunker: Legalization's effect on teen use hazy at best

Why Americans hate 'getting high'

Study: Mom's pot use doesn't hurt kids' future grades

You'd be crazy to believe this 'reefer madness' study

Can I combine alcohol and marijuana?

Does weed cause a hangover?