That doesn't mean no-equipment workouts are for everyone, though. McCormack says there are certain advantages to both types of exercise in the fitness faceoff—it really all comes down to the type of person slash exerciser you are. "Bodyweight workouts are great for people who don't have lots of time to go to the gym. Not only can you do them at home, but you also can squeeze in a super effective interval workout in about 20-30 minutes." Not bad, right? (Try this 15-Minute No-Equipment Workout.)