Choose two books of moderate thickness. Stand naturally and gently put the book under your arm. Hands and upper arms forcibly, gently and slowly sandwich the book in the middle. At this time, you can feel your chest being squeezed into the middle. Hold on for 10 minute until the arm is tired. Practice three times a day.

Keep your back straight when practicing. Be sure to move slowly, or you will get dizzy when you pick up the book. The thickness of the book varies from person to person, so it is advisable not to feel uncomfortable.

This posture can effectively exercise the chest muscles, hold out the chest, and the chest will exert force unconsciously during the natural lifting of the arm, which is very effective for breast enhancement.

Extended data

Precautions.

In order to avoid the "trouble" of going to the toilet during exercise, many people deliberately omit a very critical step: drinking water before exercise. If you don't drink water, it's like a tank with half a tank of oil and a full tank of oil competing who runs far, so you can't run far. Because water is very important for balancing body temperature and maintaining blood circulation, if you lose 2% of your weight, you will be extremely tired during exercise.

Baidu encyclopedia-book clip breast enhancement