12 Bodyweight Exercises That Will Actually Make You Stronger
by Beth Skwarecki from Lifehacker on (#5QYN6)
Tons of home workouts swear they'll make you stronger, but not all of them are actually good at that job. If your heart is beating out of your chest and you've lost count of how many dozens of reps you've done, what you're doing is probably not a good strength-training workout.