Functional strength – press ups a full body functional exercises one of its key benefits is increasing “functional strength” which will help strengthen areas on exercises with specific demands.
It's good for you!!! – Press ups help promote and protect you from shoulder injuries, since it’s a body weight exercise that requires you to just nail the proper technique down.
Do it anywhere – you only need yourself and some space, in other words you can do it anywhere so “there is no excuse”.
For a full demonstration ask a fitness instructor, Do it! It will give you a much deserved challenge!!!