Protein needs no introduction. You likely already know it as one of the three major macronutrients that make up your diet (the other two being fat and carbohydrates), according to the U.S. Department ...

We've all seen it happen: finding the motivation to actually make it to 6 a.m. boot-camp with a friend; nailing the last round of squats when you see those around you powering through; or pushing ...