Swelling and bruising of the medial knee joint and severe localized pain are the more common knee injuries, often troubling us in sports, and prevention is most important for sports enthusiasts. Here’s a little bit about this issue. It is advisable to eat a diet 1, rich in collagen food; 2, rich in food to promote wound healing; 3, rich in high-quality protein food. Meat skin: meat skin is rich in collagen and elastin protein, which can promote increased ligament toughness, which is beneficial to the patient’s recovery. Aloe Vera: Aloe Vera has the excellent effect of promoting the growth of damaged tissue cells, softening the skin and promoting wound healing, which is helpful for the patient’s recovery. Milk: milk is rich in high-quality protein and a variety of essential trace elements of food, can enhance the body’s immunity, promote metabolism and other effects, the patient’s recovery is helpful. Avoid eating diet 1, avoid eating fishy hair food; such as chrysanthemum tea, chub, carp; 2, avoid eating spicy and stimulating food; such as chili pepper, pepper, pepper, raw garlic; 3, avoid eating food that can easily catch fire; such as French fries, fries, barbecue. Chrysanthemum tea: chrysanthemum tea is a food belonging to the hair, easy to inhibit the growth and division of damaged tissue cells, inhibit the recovery of patients. Chili pepper: chili pepper is more irritating, easy to stimulate the neurovascular, leading to edema, swelling, leading to a decline in the body’s immunity, making it easier for inflammatory bacteria to invade the infection, which is not conducive to the patient’s recovery. Large fatty meat: Fritters are foods that are greasy and easily inflammable, easily nourishing microorganisms, leading to easier invasion of inflammatory bacteria into the infection, which is detrimental to the patient’s recovery.