A simple £5 blood test for the protein troponin could predict a person's risk of heart attacks and strokes with greater accuracy than ever before, research suggests. Troponin is found in heart muscle ...

Testing a person’s blood for a type of protein called phosphorylated tau, or p-tau, could be used to screen for Alzheimer’s disease with “high accuracy,” even before symptoms begin to show, a new ...

Protein is key for building muscle, boosting bone health, and maintaining metabolism. As we age, we need more of it—roughly 1 to 1.2 grams per kilogram of body weight after age 40. Adding the best ...

Some protein powders and shakes contain unsafe levels of lead, according to a Consumer Reports investigation. In the report, published Tuesday, Consumer Reports analyzed 23 protein powders and shakes ...

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