Whether the substance involved is crack cocaine or alcohol or a behavior such as gambling, the common denominator of all addictions is continued use despite the development of negative ...

Substance use disorder (SUD) affects a person’s ability to control their use of alcohol or drugs. SUD can affect various areas of a person’s life, such as work, school, or family responsibilities.

Pure and Mixed Substances: In the world of chemistry, substances are broadly classified into two fundamental categories: pure and mixed substances. Understanding these distinctions is crucial as they ...

A controlled substance is a drug that the DEA regulates to ensure safety, facilitate medical use, and prevent misuse within legal guidelines. The Controlled Substances Act was established in 1970 and ...