It can be difficult to tell how much protein a food contains just by looking at it. But these photos can help make sure your ...

Protein indirectly contributes to your daily energy levels. However, the body typically relies on carbohydrates as its primary energy source. Learn how protein helps with energy here.

Many people still don’t understand how protein works, why it matters or the best ways to get enough of it in their diet. Here ...

To build muscle mass, you need around 0.5–0.9 grams of protein per pound of body weight per day. Here's why and other factors ...