Twins study finds four sets of risk factors for most mental illnesses
Small study suggests GVG works, but others are dubious
IV drug users less likely to wear condoms
Study finds drug effective with no humiliating visit to clinic
Severity of disorder in children is key, study says
Study identifies brain area linked to drug addiction
Genes cause abuse in teenage girls while boys more influenced by family and friends
While more are now tolerant of pot, U.K. survey finds different opinions on other drugs
Long-term marijuana use has minimal effect on central nervous system, study claims
Study finds sixfold increase in four years
Advocates say it's better than traditional methods, but some say it carries risks
But San Francisco homeless advocates say it picks on already vulnerable people
Religion provides buffer against life hardships, study finds
Attention, motor skills impaired for year after use of cocaine, amphetamines
Study finds buprenorphine less addictive than methadone
Researchers say Ritalin and kin may actually protect
Cystic fibrosis drug may help curb cravings
Study finds it can reduce risk of infection among injection drug users
Says people like him who constantly hurt will never walk alone
Even commonly prescribed amphetamines may lead to addictive behavior.
Study finds community programs may do more harm than good
Study says use of drug for those addicted to popular painkiller may have backfired
Works much like methadone does for heroin addicts, researchers say
Drugs are sometimes abused, but they have great benefits
Stricter controls and education don't seem to ease problem, study finds
The drug, Wellbutrin, acts as a stimulant
Says 4.6 million Americans need help but don't get it
Club drug is a popular coping strategy of the lonely, study finds
Study finds 25% have a substance or mental disorder each year
Club drug's effects can last two years, study says
Internal cues can trigger drug tolerance, explain binges
Study finds one in six has a diagnosable problem
Malfunction can cause obsession, addiction
Health experts call it misguided bid to protect against brain damage
Group says stress-related drug, alcohol problems will worsen
Study shows body-building supplement GBL causes severe withdrawal symptoms
Drug manufacturer uses language teenagers are more likely to listen to
Use of 'poppers' on rise among gays in San Francisco
Relapse rates plummet when treatment, regular care combined
Report suspects painkiller in 172 more fatal overdoses
Ashtrays, tinkling ice cubes can unleash powerful cravings for a former addiction
Docs need to be aware of drug's symptoms to ensure proper treatment
Codeine preparations most abused
American students report drugs readily available at school
Related to drug use, pregnancy, suicide
Va. man was charged with murder in friend's overdose of controversial painkiller
After quitting, rats' yearning for cocaine grows over time
Doctors prescribe medicines too much, some say
One dose triggers dopamine, addiction in mice
Study follows 33 years of addiction, suggests early treatment