Fitness
The more exercised the breast muscles are, the tighter the breast is. Main factor for getting visible results is the tenacity. You can visit a fitness centre, where you can use the apparatus; swimming is another appropriate sport. You can work at your breast successfully at home, too.
You can learn some examples here!
Sit on a chair with open legs as it is shown on the picture. Without moving your feet away from the ground, grasp the back of the chair, giving some resistance with hands, and pull it against you. (15 times)
At standing position, connect your hands as for a prayer at the height of the chin with your elbows at shoulder-height. First with your right, and then with your left hand, in horizontal position, push the other hand that gives resistance. Do this exercise about 10 times.
From the basic posiotion of the previous exercise, press your hands one on another, while turning the palms slowly from inner to outer, without lessening the pressure. Do it 10 - 15 times.
Grasp the top of your fingers, except the thumbs, with palms bent in a fist, and pull the elbows aside hard. Alternat (10 times, 15 seconds each) pressing and loosening.
Stretch your hands in front of you with palms turned down and do 20 fast scissors with them.
At standing position, with back, set on the wall, push your neck up, without tightening the shoulder muscles. (10 times)