1, b cup
A cup is a standard to measure the size of a woman's chest, and it is sometimes used to describe a bra. In fact, B cup is the breast size of most women or women in China, which belongs to the general size. As for the specific size of the B cup, we can only know that the difference between the upper and lower breast girth is between11.25 ~13.75 cm, and the specific breast size needs to be determined according to the individual weight.
2. Main influencing factors
There are many factors that affect the development of female breasts. According to modern medical research, female breast development is mainly related to hormone levels, including estrogen, progesterone, gonadal hormone, prolactin, growth hormone and thyroid hormone. These hormone levels affect the development of the chest to some extent.
Step 3 suggest
For girls who are still in adolescence, it is recommended not to wear a bra too early, and then wear a girl bra after the breasts have developed to a certain extent, that is, a bra without steel rings. In addition, we must pay attention to the intake of nutrients during development and eat more foods with high protein and moderate fat to ensure the development of breasts.