Exercise "Βacuum on the stomach".

"Βvacuum in the stomach" is considered one of the most effective exercises for increasing the tone of the internal transverse abdominal muscles and giving it a flat shape. It is interesting that this exercise is also found in yoga. Thanks to this exercise, in just three weeks, you can significantly strengthen the internal muscles of the abdomen, which will lead to a decrease in the volume of the waist and an improvement in both the shape of the preppy, which will become more flat.