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.
Men should consume at least 30 to 38 grams of fiber per day, and women should aim for at least 21 to 25 grams per day. About 19 percent of the carbohydrates in popcorn consist of fiber, with each cup of air-popped popcorn providing you with 1.2 grams of fiber. Purdue University: Popcorn.