First, abdominal muscles can be practiced with sit-ups and sit-ups to lift legs.
Second, the arm can be divided into two heads, three heads and shoulders.
1, Push-ups 2, Pull-ups (palms facing yourself) 3, Dumbbell Shoulders 4, Dumbbell Bends.
Practice the above six movements 3-4 times a week, with each movement 12 times *3 groups. An action can be done in three groups continuously or circularly. Abdominal muscles can be done as much as possible.
Please refer to.