So could more sophisticated ways of measuring drug use, such as sampling people's hair.
ECONOMIST: A scientific row has broken out over the effects of Ecstasy
In addition, amygdala volumes did not correlate with any measure of drug use in the addicts.
Like alcohol and drug use, the condition is usually intertwined with other mental and physical issues.
FORBES: Monday Night Rehab: A&E's 'Intervention' and 'Hoarders' Return
Similar speculation about drug use followed the December 2009 death of actress Brittany Murphy.
CNN: Stallone begs for end of 'speculation' about son's death
As Lance begins his final Tour, he faces fresh allegations of performance-enhancing drug use.
Globally, it is estimated that 5-10% of new infections result from injection drug use.
He also is one of a number of rappers who have openly discussed drug use.
Perot called the president's behavior "erratic" and insinuated that drug use might be the cause.
CNN: Perot launches grassroots campaign for Clinton's resignation
Some observers have suggested that illicit drug use has become so widespread that fans expect it.
It has been about as easy to stop elephant killing as to stop drug use.
His conclusion: We haven't even scratched the surface of understanding how widespread such drug use is.
Prohibition simply creates new public health problems and maximizes the harm associated with illegal drug use.
Have the 1990s, with the cold war over, seen a reduction in drug use?
Violence is rife in families as is drug use with crack use the most devastating.
"You never want to see news of soldiers dying of drug use in Afghanistan, " Fitton said.
That led to a 10-day suspension for violating a school policy on promoting illegal drug use.
Colombia's legislation is being re-assessed in an attempt to tackle drug use, trafficking and related issues.
The study noticed a difference between drug use before and after the 18th birthday.
Unlike the alcohol tests, those who test positive for synthetic drug use are subject to punishment.
The Navy has also begun conducting random urine tests for synthetic drug use under the initiative.
Overall rate of drug use was up almost a full percentage point over the 2008 survey.
FORBES: Intensify The War On Drugs -- In A Radically New Form
Daily commuting meant being confronted by prostitution, drug use, public urination, theft urban life run amok.
WSJ: The Weekend Interview with William Bratton: The Real Cures for Gun Violence
Also he has a history of more than casual drug use (again, by his own admission).
FORBES: Does Being Seriously Depressed Make You a Better Leader?
This is because drug use, especially among young people, is known to be sensitive to price.
WHITEHOUSE: Strengthen Efforts to Prevent Drug Use in Our Communities
What is needed, says Dr Kaplan, is more selective drug use, and better management.
The figures come from an annual Smoking, Drinking and Drug Use Among Young People in England survey.
Drug use is up while spending to combat drug use and imprison drug users is also up.
FORBES: Walter Russell Mead is Confused About the War on Drugs
President Clinton this summer announced a beefed-up government effort to combat the explosion in teenage drug use.
Five pilots from Lion Air have been arrested for illicit drug use in the past two years.
Nancy Reagan began the Just Say No campaign, an effort to address drug use in youths.
应用推荐