Muscle-building protein shakes may threaten health

A recent study in mice warns that ‘overloading’ on the amino acids that popular protein shakes contain may lead to health problems and shorten lifespan.

Which foods are high in arginine?

Many foods contain arginine, including nuts, seeds, meats, and legumes. Learn about high-arginine foods and the health effects of this amino acid here.

Does L-glutamine work for IBS?

A look at L-glutamine for IBS. Included is detail on research into the supposed benefits of the amino acid that the body produces, and whether they help.

Study links methionine-rich diet to increased risk of memory loss

Researchers suggest a diet high in the amino acid methionine leads to hypermethylation of an important brain protein, which promotes memory loss.

Post-exercise muscle soreness may be relieved by watermelon juice

Watermelon juice’s reputation among athletes is getting scientific support in a new study, which found that juice from the summer favorite fruit can relieve post-exercise muscle soreness.