Once viewed only as infectious invaders, bacteria are now understood to play an important role in overall health. For example,...
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A dentist assesses the oral health of a study participant. Credit: Paul Akhigbe, courtesy of Modupe Coker Modupe O. Coker...
:max_bytes(150000):strip_icc()/Health-GettyImages-1413749294-1e0959850fd24395b36963b6b3f2e109.jpg "What Happens to Your Muscles When You Take Amino Acid Supplements?")
