1. Do push-ups. Push-ups are not casual exercises, you should have the right methods, otherwise they will be deformed and even hurt your body. Push-ups mainly exercise the muscles of upper limbs, waist and abdomen, especially the chest muscles. It is a very simple but effective strength training method. Beginners can practice push-ups in two groups, each group 15 to 20 times; Athletes with a certain foundation can do 3 groups, 20 times in each group; High-level people can try four groups of 30 to 50 push-ups

2. More activities and more work. Life exercise. Although physical exercise can play a certain role, people who often engage in manual labor in life have more developed muscles than the average person. This shows that living and working is a very good way of physical exercise, but it should not be overdone. Therefore, if you live at home, you can't be lazy and share more housework.

3. With the help of sports equipment, such as dumbbells, tension springs and handles. These sports equipment don't cost much, but the effect is very good.