Tagged: dopamine

1

Sleep deprivation increases brain sensitivity

Busier folks lose a lot of sleep. Consequences include teary eyes, frequent yawning, and inattention during meetings or work. Apparently, not getting enough REM sleep also increases sensitivity to dopamine. Tufic et al. published findings...

9

Cocaine May Speed Up Aging

Recent research by scientists at Cambridge University suggests that cocaine may speed up the aging process of the brain. Abusers’ neurons age more quickly due to the loss of grey matter in the brain,...

5

Marijuana health risks – Weed causes psychosis!

There’s a strong association between illicit drug use and psychosis. Traditionally, researchers envision three possibilities: Drugs cause psychotic diseases People suffering from psychotic diseases self medicate Another factor increases occurrence of both drug use and psychosis...