How do drugs affect the brain?

Encyclopedia of Opinion

Question: How do drugs affect the brain?
Position‹3 of 3: Stimulants elevate alertness and mood

Stimulant drugs affect the brain's internal communication and transmission processes, often targeting the dopamine reward pathway to cause feelings of euphoria.

Supporting arguments · 2

Cocaine causes feelings of happiness and agitation
Cocaine allows dopamine to build up in the synaptic spaces between neurons, affecting the brain's reward pathway.
Amphetamines affect mood and cognition
Emotional and cognitive effects occur when amphetamines stimulate the central nervous system.