A new online tool to help train U.S. healthcare providers on proper prescribing practices for painkillers is available, President Obama's drug czar said Monday.
Less than an hour of cellphone use can increase brain activity closest to the phone antenna, a U.S. government study published Wednesday indicated.
Men tend to abuse medications more than women, but for females ages 12-17 there is a higher rate of girls abusing medications, U.S. researchers say.
One night without sleep increases the chemical dopamine in the brain, which may help explain how how the sleep-deprived stay alert, U.S. researchers said.
Adults with attention-deficit/hyperactivity disorder have a reduced response to the drug Ritalin, U.S. government scientists have found.
U.S. researchers found that some smokers with damage to a part of the brain -- the insula -- may have their addiction to nicotine practically eliminated.
U.S. scientists studying smokers with brain injuries have identified an area of the brain that may be responsible for addictive behavior.
U.S. scientists say a brain protein proposed as a marker for attention-deficit hyperactivity disorder is not positively correlated with the disease.
The National Institute on Drug Abuse has issued a report suggesting effective treatment of drug abuse and addiction can reduce crime and save taxpayers money.
U.S. scientists say they have found the brain chemistry that underlies "cue-induced" craving in cocaine addicts.