The MDMA metabolite, S-(+)- MDA, elicits more stereotypic behavior and is an even more potent neurotoxin than the parent drug. MDA destroys serotonin-producing neurons which play a direct role in regulating aggression, mood, sexual activity, sleep, and sensitivity to pain.
A new study out of the University of Kansas Medical Center claims that it does. Drinking three glasses of milk a day, the researchers argue, fights dementia by providing you with higher levels of an antioxidant called glutathione, which protects your brain cells.
Donepezil is beneficial for people with mild, moderate and severe dementia due to Alzheimer's disease. Alzheimer's disease is the most common cause of dementia affecting older people, and is associated with loss of cholinergic neurons in parts of the brain.