Push-ups are quite possibly one of the best upper-body exercises. They build muscle, strength and endurance. Plus, they have the added bonus of not requiring any equipment other than your own body weight. This workout will build your upper-body strength in just 30 days and you’ll get the bragging rights of doing 60 push-ups in one day (or even more!). Take the 30 Day Push Up Challenge this month and get those big ripped arms you always wanted, simply by doing push up exercises every day for a m