Negative push ups 
High box- Middle/Small box- Floor-

1. Starting with your feet hip width apart 

2. Hands slightly wider than shoulder width apart 

3. Lower your body slowly for the count of 5 towards the box ensuring your hands stay at chest height until your chest is touching the box/floor.

4. Make sure there is a 45 degree angle between your elbow and your body 

5. Step forward or place your knees on the floor to assist with Pushing yourself back up

6. Engage your core and keeping your hips inline with your shoulders