 [ Symptoms ] do i have a concussion  i headed a soccer ball a few days ago and did not black out or lose consciousness it hurt my head for just a bit when i did it but continued to play with no problems i have not felt dizzy nor have i felt nausea but now ever since i have been experiencing like a pressure headache and just do not feel mentally sharp is this a concussion or something else [ Disease ] i am no doctor but i recently got a concussion i am 15 years old so we are most likely similar in age let me tell you about my concussion i got hit in the head with a giant flag during marching band and it did hurt very bad i kept playing though until the show was done after that i immediately knew something was wrong because all of a sudden it was hard to walk and i had a big headache and i went to find my parents i could not walk straight and it was very difficult but we went to the er and they did tests on me i followed the doctors hand and it was hard i had to touch certain places that the doctors moved his hand to and that was extremely difficult i was diagnosed with a concussion now you may have one too i suggest getting checked out by a doctor but that is just my experience with a concussion