Do 3 sets of each movement until the limit is reached. The rest between groups is about 1.5 minutes. Take a break for about 3 minutes between different movements. Exhale when exerting force and inhale when stretching. Practice for two days and take a day off.
You can also practice sit-ups every day, with dense abdominal muscles. It is better to bend your knees 90 degrees when lying on your back.
Pay attention to sleep and supplement high-protein foods (eggs, meat, milk, soy products). After three months, he was full of energy, increased strength and well-proportioned muscles, which laid a solid foundation for future equipment training. Come on!