Drug And Alcohol Abuse May 2026

This feature explores the multifaceted nature of drug and alcohol misuse, examining its impact on the brain, the warning signs that indicate a growing problem, and the staggering societal costs.

Drug addiction (substance use disorder) - Symptoms and causes drug and alcohol abuse

Addiction is defined as a characterized by compulsive seeking and use of substances despite harmful consequences. This feature explores the multifaceted nature of drug

Substance use disorders (SUD) typically manifest through a combination of physical, behavioral, and psychological symptoms. examining its impact on the brain

: Over time, the brain reduces its natural dopamine production, leading to tolerance —the need for higher amounts of a substance to achieve the same effect.

: Most drugs flood the brain's reward circuit with dopamine, creating euphoria.