Heroin is an opioid drug that can have severe, sometimes irreversible, effects on the body and brain. The brain controls all...
How to Help a Heroin Addict
Heroin is an opioid made from morphine, which comes from the seed pod of the opium poppy. It is a highly addictive drug, valued by...
Is Kratom Addictive?
Kratom (Mitragyna speciosa) is a tree native to Southeast Asia. Its leaves have been used for centuries as an herbal remedy to...
Is Crystal Meth Physically or Mentally Addictive?
Crystal methamphetamine (meth) is a man-made drug which causes a powerful rush of dopamine to the brain. Dopamine is a brain...
Does Addiction Ever Go Away?
Once a person moves from casual use of a substance to addiction, the brain rewires itself to compulsively seek more of the addictive...
How Dangerous is MDMA?
MDMA is a drug—commonly known as ecstacy or molly—that causes sensations of euphoria  similar to opioids and other illicit...