What does the evidence actually say?

Most claims about cannabis and health are either wildly optimistic or dismissive. The research itself is more interesting — and more honest. Here's where the evidence stands for the conditions people most often ask about.

Research verdict cards

Ten conditions where people commonly use cannabis, with evidence levels graded the way the research actually reads them. Click any card for studies, caveats, and what the data doesn't yet tell us.

Evidence levels reflect the strength of published research, not a recommendation. Speak with your clinician before starting, stopping, or changing any medication — cannabis included.

Recent reporting