Mario Nawfal
@MarioNawfal · May 18, 2025
HEAVY CANNABIS USE LIGHTS UP A BRAIN REGION TIED TO PSYCHOSIS
New brain scans show that people with cannabis use disorder have unusually strong signals in the substantia nigra—a region that controls dopamine and shows up in psychosis cases.
Researchers scanned 61 people aged
Mario Nawfal@MarioNawfal· Apr 13, 2025🚨 WEED MAY BE WRECKING YOUR SPERM — HERE’S THE SCIENCE
THC messes with sperm shape, speed, and power — and yes, there’s real data behind it.
A study of 229 Jamaican men found moderate cannabis users were 3.5x more likely to have misshapen sperm.
Another study of 113 men
Elon Musk
@elonmusk
!
07:40 AM · May 19, 2025 · 61.3K views
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