Concussions are temporary unconsciousness caused by a blow to the head. Some symptoms of concussions include dizziness, headaches, nausea, or loss of consciousness. To check if you have a concussion you most visit your local doctor. They will check your vision, hearing, strength and sensation, balance, coordination,
Concussions are temporary unconsciousness caused by a blow to the head. Some symptoms of concussions include dizziness, headaches, nausea, or loss of consciousness. To check if you have a concussion you most visit your local doctor. They will check your vision, hearing, strength and sensation, balance, coordination,