It is better to wear cotton bras and looser bras to reduce the pain caused by breast enlargement. Breast enlargement is formed due to hormonal disorders in the body, and the incidence is usually higher in women around forty years old. When menstruation comes before the breast will appear like pins and needles pain, until the end of menstruation, the pain may be relieved by itself. In normal life, try to eat a light diet, avoid spicy, stimulating food, but also moderate exercise, more rest, relaxation. In your usual dress, you should also try to wear looser clothes, if the bra is tight, there is a possibility that it will compress the mammary glands, resulting in a significant increase in pain.