Substance Abuse: Drug Side Effects & Recovery Risks

Substance abuse carries heavy social and physical costs, including long-term effects on fetal development and cardiovascular health. Navigating withdrawal and drug testing requires expert health insights.

close-up of a young woman with a young man standing behind her

What Drugs Will Show Up on a Hair Follicle Drug Test?

Published Aug,14 2017 | By Jonathan VanDam

Hair follicle testing is an examination of the hair to test specific drug use by an individual. The method tests for measures of drug molecules and metabolites, which are residues of drugs that remain in the hair. Rutgers University Health Department explains that every 0.