Proteins are among the most important molecular building blocks of life. They are chains of amino acids assembled in our cells by ribosomes, the molecular "protein factories" of our bodies. The ...

Protein powders, especially when combined with resistance training, can increase muscle protein synthesis and boost muscle growth. The best protein powder depends on individual needs and preferences.

Breast cancer can spread—or metastasize—to many different parts of the body, but it's not well understood why tumors grow ...