(PhysOrg.com) -- It appears that when it comes to teen brain development, parents should be more worried about alcohol abuse than marijuana abuse. ... journal of the EEG and Clinical Neuroscience Society (ENCS), and shows that alcohol has a stronger effect on teen brain development than marijuana. read more
Alcohol. It causes brain wide damage (not even mentioning the body wide damage) which is mostly irreversible. Already a small dose can lead to declined brain development. Marijuana affects particular brain regions, inhibiting the development of some, but also promoting the development and functioning of others. read more