Researchers analyzed data on more than 43-thousand children between the ages of 2 and 5. Between 1994 and 1997... 43 percent of kids - diagnosed with a behavior disorder - were prescribed medication. That percentage fell to 29 percent by 2009.
Researchers think strong warnings issued in the mid-2000s about suicide and heart disease risks associated with some of the drugs may have lead to the decrease.
In other health news, some patients with a deadly form of melanoma have been able to survive up to a decade after their diagnosis.
Oncologists at the Dana-Farber Cancer Institute in Boston collected information on nearly 5-thousand patients. Doctors say - with a drug called Yervoy -- up to 25-percent of those with advanced melanoma - may be able to live three to 10 years.
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