CNN  —  Summary Heavy drinking is linked to brain lesions associated with memory and cognitive problems, according to a new study. Researchers found consuming eight or more weekly drinks increases hyaline arteriolosclerosis risk by 133% compared with nondrinkers. Former heavy drinkers showed signs of sustained brain damage, though at lower rates than current heavy drinkers. Even moderate drinking was associated with 60% higher odds of brain lesions. These findings align with previous research