Sneak Attack. Allergy season has blossomed early this year.
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Dentists use X-rays to detect cavities and misalignments, but a study showed that patients diagnosed with meningiomas, brain tumors that are typically benign and noncancerous, were twice as likely as a group of tumor-free people to have had at least one dental X-ray. Radiation doses of such X-rays have dropped since the study participants' time, but researchers say it's still not a bad idea to ask your dentist whether each new X-ray is necessary.
CHILD OBESITY
64
Number of calories kids would have to cut each day, on average--either by eating less or by exercising more--in order to meet federal goals for reversing obesity by 2020
Sources: AAAAI; Archives of Internal Medicine; Cancer; American Journal of Preventive Medicine