[Tuck-up sit-ups] mainly exercises abdominal muscles. Lie flat on your back and raise your legs perpendicular to the ground. Keep your head and legs as tight as possible. See the picture for details. Exercise 4 groups every other day, 20 times each.
[Tuck-up sit-ups] mainly exercises abdominal muscles. Lie flat on your back and raise your legs perpendicular to the ground. Keep your head and legs as tight as possible. See the picture for details. Exercise 4 groups every other day, 20 times each.