Health

Why teens need up to 10 hours' sleep

Technology, other distractions and staying up late make is difficult, but researchers say teenagers need to make time for 8-10 hours of sleep a night to optimise their performance and maintain good health and wellbeing.

Attention deficit disorders

More American children diagnosed with ADHD

(HealthDay)—The number of American children with attention-deficit/hyperactivity disorder (ADHD) is rising, U.S. government experts say.

Sleep disorders

Sleep deficiency increases risk of a motor vehicle crash

Excessive sleepiness can cause cognitive impairments and put individuals at a higher risk of motor vehicle crash. However, the perception of impairment from excessive sleepiness quickly plateaus in individuals who are chronically ...

Health

Alcohol responsible for one in 20 deaths worldwide: WHO

Alcohol kills three million people worldwide each year—more than AIDS, violence and road accidents combined, the World Health Organization said Friday, adding that men are particularly at risk.

Addiction

Marijuana use involved in more fatal accidents in Colorado

The proportion of marijuana-positive drivers involved in fatal motor vehicle crashes in Colorado has increased dramatically since the commercialization of medical marijuana in the middle of 2009, according to a study by University ...

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Crash

Crash may refer to:

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