How do i do a proper push up

Here's how to get set up to do a push up: When down on the ground, set your hands at a distance that is slightly wider than shoulder-width apart. Another good cue: draw a straight line down from your chest/nipple - it should be directly over your thumbnail.

To do a proper push up

Explanation:

You need to keep your back straight, keep your hands at shoulder-width apart and keep your legs close but not too close.