A study published in the Journal of Strength and Conditioning Research looked at the calorie-burning effects of a 50-minute Body Pump workout. Subjects burned, on average, 265 calories during the workout. The men burned a little more calories (315) compared to the women (214).
Since popcorn is 100% whole grain, itâs also a good source of fiber, and as long as you air-pop it and donât douse it in butter, oil or salt, it wonât add much artery-clogging fat to your diet. But the findings arenât license to substitute popcorn in your diet for fruits and vegetables, says Vinson.
In some of the greatest news: Popcorn is a whole grain. Stick to the air-popped variety so you don't overdo it on fat and sodium -- one cup has 6 grams of carbs, 1 of which is fiber, and has only 31 calories. Not only does one cup contain 5 grams of fiber, but quinoa is also a complete protein.