Eating too little and overexercising may seem like a shortcut to weight loss, but it can have negative consequences.

For years, I thought I had been eating plenty to fuel my 6-day-per-week strength workouts. Hey, I had a desk job, after all.

To build muscle mass, you need around 1.2–1.7 grams of protein per kilogram of body weight or 0.5–0.8 grams per pound of body ...