PSYCHOLOGY OF EMOTIONS

Detailed explanation-1: -Heroin is a Schedule I substance under the Controlled Substances Act meaning that it has a high potential for abuse, no currently accepted medical use in treatment in the United States, and a lack of accepted safety for use under medical supervision.

Detailed explanation-2: -Elevated mood, increased alertness, increased energy, insomnia, and anorexia are all common symptoms associated with stimulant use.

Detailed explanation-3: -Psychoactive drugs may be divided into four categories: Depressants: Drugs that decrease alertness by slowing down the activity of the central nervous system (e.g. heroin, alcohol and analgesics).