Whether the head accidentally hit the wall will have an effect, must depend on the specific changes in the condition at that time, if only a simple headache, dizziness, no other symptoms, there is no special impact, just need to go home and rest, generally are all right. If the epidermis has abrasions or bleeding manifestations, carry out the corresponding hemostasis treatment, generally there is no special problem, and later can also be healed. However, if the signs of unconsciousness, nausea and vomiting accompanying the head hitting the wall are more severe than the original, there may be some effects. The recovery period is likely to be around 1 week before any significant improvement in one’s clinical symptoms can be seen. However, if it is more severe, causing prolonged unconsciousness for more than half an hour, and abnormal changes in breathing and heartbeat, and limbs may also appear unexpectedly, there will definitely be certain effects. So, it is definitely important to look at the strength of the specific collision at the time, as well as the specific presentation at the time, which can be very useful at a later stage.