A basketball to the head can cause some skin damage, and in severe cases, it can cause a concussion or brain damage, among other things. Usually a basketball hit to the head does not cause serious consequences. Because basketballs are often played with not a lot of force, being hit on the head may just cause the patient to develop some superficial skin damage, such as some cuts, bleeding, or subcutaneous hematomas on the skin. This situation is generally not very serious, do not need to worry too much, you can improve the symptoms through appropriate cold compress. However, there are special cases, some patients after being hit on the head by a basketball, it may lead to headache, nausea, vomiting and other symptoms of concussion. Some patients may also experience brain damage, resulting in brain contusion or brain hemorrhage. This requires medical attention as soon as possible and hospitalization if necessary. If you are hit in the head by a basketball, proper rest is sufficient when symptoms are mild. If dizziness, nausea or brain damage occurs, you should go to the hospital in time to improve the relevant examination and cooperate with the doctor’s treatment.