Just one dose provided 100 percent protection, researcher says

Well-intentioned tips to encourage better sleep often backfire, study finds

Doctors now rely on medications approved for other purposes

Screening for the mood disorder is important for successful healing, psychiatrist says

But running rodents improved their bone quality in just weeks, researchers say

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A nutrition powerhouse in a tiny package

They outperform non-athletes on certain vision tests, study says

Statistics should serve as a 'warning bell,' health expert says

Study finds walking a dog helps older people meet goals for moderate to vigorous exercise