🧠 The Truth About Marijuana & Brain Health Marijuana is often marketed as harmless, but research says otherwise. Here’s what the science reveals: 📉 Brain Activity Decline • A study on 1,000 marijuana users found that every area of their brain had lower activity. • A new JAMA study (1,027 users) confirmed decreased activity in the hippocampus, the memory center of the brain. ⚠️ Long-Term Mental Health Risks • Teen marijuana use is linked to higher rates of anxiety, depression, and even suicide