Some people use the terms “drug tolerance,” “addiction,” and “dependence” interchangeably, but they do not mean the same thing. Drug tolerance occurs when the body or brain does not respond to a drug ...

Addiction is a long-term brain disease. When addiction is related to drugs or alcohol, the condition is also called a substance use disorder. Addiction has no cure, but it can be managed with ...

Adderall is an effective drug that has helped many people. Unfortunately, it’s also a powerful stimulant that is frequently abused. Abuse often leads to tolerance, so larger and more dangerous doses ...