Research shows this single-ingredient supplement can help women build muscle and gain energy

It’s been studied to death for its ability to boost strength, enhance exercise performance, and promote muscle growth—and the ...
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Muscle-building supplements may put teens at risk, study says

(CNN) – A new study is linking the use of six muscle-building supplements to symptoms of body dysmorphia in teens. The study author found that substances like whey protein powder, creatine products ...