Impacted by genetics and life experience, addiction varies by individual.

Doctors consider multiple factors when gauging a patient’s alcohol issues and advising treatment.

A spike in hepatitis C infections is directly tied to the rise in opioid addiction, putting vulnerable people at a high risk of contracting the deadly v

Cutting out alcohol without medical guidance can be dangerous for chronic drinkers, as shown by the death of Nelsan Ellis.

Understanding the brain’s role in addiction can help break the stigma surrounding the illness — and encourage individuals to seek help.