Milk is abundant in proteins, calcisum, and water, drinking moderate amount of milk is to some extent to your eyes, because it can supplement water to your eyes, and the proteins and calcium therein are also necessary nutrients to the eyes. When people are swimming, it is quite easy for the human boby including the eyes to lose much water and consume energy. Milk will allow your eyes to get adequate nutritions after swimming. In addition, milk possesses the function of skin whitening, enhancing the immunity, as well as relieving pressure and fatigue. Swimming can sometimes make the eyes feel dry or fatigue, moderate amount of milk therefore can help reduce this kind of condition.