concussion symptoms include the following: balance problems difficulty communicating concentrating dizziness drowsiness fatigue feeling emotional feeling mentally foggy headache irritability memory difficulties nausea nervousness numbness or tingling sadness sensitivity to light or noise sleeping more than usual or difficulty falling asleep visual problems - blurry or double vision vomiting a concussion is mild traumatic brain injury. some common symptoms are headache sleepiness confusion vomiting and 'blacking out'. sometimes concussion symptoms don't happen right away after a head injury--they can happen 24-48 hours later. if you or anyone has these symptoms it is important to see a doctor immediately. . a few symptoms (but certainly not all) include: dilated pupils inability to feel or move some body part persistent vomitting. headaches vomiting dizzy one sign is that the person may be unconscious.
what are the signs/symptoms of a concussion?