On the subject of rest, many people have heard that you're not supposed to sleep shortly after receiving a concussion because you might slip into a coma.
뇌진탕 후 휴식에 관해 많은 사람들이 뇌진탕 직후  수면을 취하면 혼수상태에 빠질 위험이  있다는 말을 듣습니다.