Ecstasy

Another hard drug that is use from many youth now is ecstasy.
This drug make them feel more their five senses: the sense of smell, the sense of touch, their sense of tasting, sight and hearing.
Since many years, scientists did research on ecstasy.
After many research on ecstasy, made by Ricaurte's team in 2002 for the journal Science, they conclude that, one tablet of ecstasy, could damage the functioning of the brain and create symptoms of Parkinson diseade in the users. 

Buxton, Julia. The political economy Narcotics. Production, consumption, & global markets. p.119