1. When doing it, do three postures in cycles. Don't do three sets of the same posture at a time, which can relieve the pressure on the chest muscles and arms. Once every two days, don't do it every day. Muscle growth needs rest. Pay attention to breathing, exhale when you go down, and inhale when you get up.
Of course, remember to warm up a little before you do it. It is important to eat eggs, milk and lean meat when practicing. Want to have obvious muscles, do more aerobic exercise, run, swim ... finally.
The pectoral muscle is a large muscle group in the human body, and its recovery ability is very strong. However, when the muscle grows at rest, it will change every 2-3 days, and it will be obvious in 2 months. During this period, drink less and stay up late less.