Why dopamine freezes parkinson patients and drives drug addicts
Friday, August 8, 2008 - 15:21
in Health & Medicine
Parkinson's disease and drug addiction are polar opposite diseases, but both depend upon dopamine in the brain. Parkinson's patients don't have enough of it; drug addicts get too much of it. Although the importance of dopamine in these disorders has been well known, the way it works has been a mystery.