It helps to activate the anterior and posterior deltoid muscles. It also helps to take some of the weight off the hands.
Decline push up is a variant of the traditional exercise and helps in working the leg muscles, the core as well as strengthening the shoulder muscles.
Dips are a great way to engage the deltoid muscles without using weights but by using body weight. They also help to strengthen the shoulders and are a great exercise to do even without equipment.
The exercise can help to strengthen shoulder muscles, tighten the core as well as strengthen the upper body muscles.
The movement is a compound movement. It helps to activate and stabilize shoulder muscles but also works the entire body, especially the core region and the leg muscles.