What is a concussion?
A concussion is a temporary unconsciousness caused by a blow to the head. Function may be interrupted but there is no stuctural damage to the brain. Most concussions occur without the patient being knocked out.
Typical Symptoms of a concussion include: headache, dizziness, nausea, dazed feelings, bad concentration ,and visual problems.
How to Prevent Concussions
Head protection should be worn when participating in some sports, wearing helmets,and using seat belts.