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Early teen exposure to cannabis may damage brain

In a novel study, scientists at the Federal University of Sao Paulo in Brazil have gathered convincing evidence that early use of cannabis by adolescents can damage their brain cells and impair their mental faculties.

Pesticide exposure in pregnancy linked to lower IQ in kids

Children are more likely to have measurable problems with intelligence, memory, and attention if their mothers were exposed to certain pesticides during pregnancy, according to three new studies.

Lehman art auctioned; creditors to be paid off from proceeds

An auction of fine art from the offices of the once-mighty Lehman Brothers has garnered more than $12.3 million at Sotheby's on Saturday.

Report: Lohan misdiagnosed with ADHD

Los Angeles -- U.S. actress Lindsay Lohan may have been misdiagnosed with and treated for Attention Deficit Hyperactivity Disorder, TMZ said Friday.

The Web site said Lohan has been taking the drug Adderall, but doesn't have the disorder with which doctors diagnosed her. Taking the drug when one doesn't need it could result in erratic behavior, doctors say.

Los Angeles addiction specialist Dr. Joe Haraszti told TMZ people who take Adderall when they don't have ADHD can experience similar effects as those who use cocaine or methamphetamine.

Study: Personality is 'set' at early age

Riverside, Calif. -- To determine what kind of adult your child will grow into pay attention to school report cards and teachers' personality assessments, researchers say.

Teachers' evaluations of youngsters' personalities hold true 40 years later with the now middle-aged subjects behaving in ways highly consistent with their childhood assessments, a study in an upcoming issue of the journal Social Psychological and Personality Science says.

"It really speaks to the remarkable stability of personality," study co-author Christopher Nave at the University of California, Riverside says. "What people see in you as a child really does translate to behaviors that others can see throughout the majority of your life."

Coffee improves work efficiency

Caffeine may help improve the work-efficiency of night shift workers, suggests a new research. According to the researchers, a cup of coffee may benefit the body just like a “power nap”.

National Wear Red Day draws attention to heart disease

New York, February 6 -- If you noticed that people were wearing red Friday, it was not co-incidence. In fact, there wore it in the honor of National Wear Red Day, when citizens in the nation wear red color to support the fight against heart disease among women.