#1 ·
http://www.pnas.org/content/early/20...97111.full.pdf
A new study shows that long-term Marijuana use shrinks certain brain regions by reducing gray matter. At first, white matter tries to compensate, but eventually, that breaks down too, leading to lower IQ and various negative psychological shifts.
A new study shows that long-term Marijuana use shrinks certain brain regions by reducing gray matter. At first, white matter tries to compensate, but eventually, that breaks down too, leading to lower IQ and various negative psychological shifts.