Subconcussive impacts are things like hard headers of a soccer ball or banging helmets on the line in a football game or practice. They may have just a slight symptom at the time of the hit but nothing after the first second or two. The key part is that they are repeated multiple times within a short period of time.

It is hard to abstractly address head hits. I would like you to tell us about these head 'hits.' What are you doing that causes you to be in situations where you even hit your head?

Did you know that life is a terminal illness? Everybody dies from life. Nobody gets out alive. But, most of us go on for decades without being concerned about the end.