Study finds other mental disorders, environment also play a role
Women are especially at risk for herpes and syphilis, researchers found
Family history, psychiatric problems the big risk factors, study finds
Many have psychiatric disorders, abuse other substances, study finds
Teens, young adults who wager have higher risk of psychiatric, substance abuse problems
They underestimate adolescents' alcohol, drug problems
Exposure to narcotics exhaled by patients during surgery may contribute to problem
Study finds being away from adult supervision can lead to trouble
Study found those who matured physically at younger age more likely to experiment
'Huffing' paint thinner, aerosols kills more than 100 U.S. kids a year
They wind up there more and stay longer, study says
Study found more time spent breaking bread meant less time in trouble
Removing them caused withdrawal symptoms in mice
Study recommends each should be treated separately
Users don't care about cash reward for finishing task
Good food acts in the brain 'like a drug,' expert says
Parents warned about false readings, harmed relationships
Drug and cognitive behavioral therapy seem to reduce use, study finds
Mouse study gives researchers new target for treatment
Alcohol and drug dependence behind surge in cases, study says
New substance abuse treatment approach may help parents and children
Abuse of Vicodin has been linked to hearing loss in others
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