The causes of tight pain in the chest are physiological factors, pleurisy, neurosis, acute mastitis, and mastopexy, as follows: 1, Neurosis: including chondromalacia or intercostal neuralgia, manifested as swelling and pain along the rib cage and aggravated by exertion or cold; 4, acute mastitis: often occurs in lactating women, as an acute purulent infection of the breast, manifested as redness, swelling, heat, pain and palpable fluctuating lumps; 5, breast hyperplasia: mostly occurs in women of childbearing age, manifested as breast swelling and pain with hyperplastic nodule-like changes. There are many kinds of diseases that cause pain in the breasts, so you should go to a regular hospital, clarify the location and nature of the pain and actively cooperate with the specialist to treat it, which will not cause serious clinical consequences.