1. For teenagers, long-term study of online activities is easy to cause physical fatigue. However, by doing martial arts exercises, unarmed exercises and other family exercises, the pressure of long-term online learning can be alleviated, thus improving learning efficiency.

2. For middle-aged people, after working online for a long time or contacting with electronic products for a long time, the brain can't get effective natural relaxation. At this time, family aerobics has become a good way to relax.

It is also meaningful for the elderly to practice family calisthenics at home.