2.8 million

Number of U.S. children using stimulant drugs to treat attention deficit hyperactivity disorder (ADHD) in 2008, a figure that has climbed steadily each year since 1996. The rise was sharpest in teens aged 13 to 18: in 1996, 2.3% teens in this age group used ADHD drugs; in 2008, the rate was 5%. The highest [...]

Viewpoint: Teaching Recovery, Rather Than Treating Addiction

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Today is the final day of Recovery Month, during which we celebrated those who are overcoming addictions. But as the month winds down, the question of how best to spur recovery remains. One New York program, Exponents, has pioneered an approach that I think deserves to be more widely considered and replicated.

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Friends Like Me: Why Diverse Groups May Lead to Similar Friends

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Logic would suggest that the more diverse a society or group of people is, the more diverse the friendships within that group would be. Isn’t this, after all, why we move to big cities and attend large universities and join Facebook? But a new study finds that the opposite is actually the case.

Bye-Bye, Training Wheels. Hello, Balance Bikes

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Forget moving to a big-boy bed. The tougher childhood transition is going from four wheels to two.

Ranked: Jobs With the Most (and Fewest) Smokers

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Miners, food service workers and construction workers are more likely to smoke than adults in other industries, the Centers for Disease Control and Prevention (CDC) reported on Thursday.

Twitter Knows What You’re Feeling

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Most of us use Twitter to a) self-promote, b) find out what Kim Kardashian is up to, or c) freak out over the news. But for social scientists, a 24/7 global stream of constantly updated status messages is a rich vein for research — as Michael Macy and Scott Golder of Cornell University learned when they [...]

The Healthland Podcast: Killer Cantaloupe, Bullying, and Friend Networks

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This week on the podcast, we discuss how to avoid listeria infection from fruit, the best ways to prevent bullying and new research on how people in more diverse environments end up having blander groups of friends. Click the play button below to hear the show, or listen (and subscribe for free) on iTunes.

Encoding Secret Messages in Invisible Bacterial Ink

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What kid hasn’t fantasized about sending secret coded messages in invisible ink? Now a team of researchers from Tufts University has developed just such an encryption method using genetically engineered strains of E. coli bacteria.

A Cheaper Way to Quit Smoking?

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A cheap quit-smoking drug sold in Eastern Europe can help smokers kick the habit, but it’s not as effective as more expensive medications available in the U.S, a new study finds.

Viewpoint: Why Dr. Feelgood Isn’t Always Wrong

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Dr. Conrad Murray, personal physician to Michael Jackson, is currently on trial in Los Angeles for involuntary manslaughter, two years after the death of the singer — of “acute propofol intoxication” — was officially ruled a homicide by the L.A. County coroner’s office.