Editing Concussion (section)

===Physical===
[[Headache]]s are the most common mTBI symptom.<ref name=Kushner98/> Others include dizziness, vomiting, nausea, lack of [[motor coordination]], difficulty [[Balance (ability)|balancing]],<ref name=Kushner98/> or other problems with movement or sensation. Visual symptoms include [[photophobia|light sensitivity]],<ref name="Bowen03">{{cite journal | vauthors = Bowen AP | title = Second impact syndrome: a rare, catastrophic, preventable complication of concussion in young athletes | journal = Journal of Emergency Nursing | volume = 29 | issue = 3 | pages = 287–289 | date = June 2003 | pmid = 12776088 | doi = 10.1067/men.2003.90 }}</ref> seeing bright lights,<ref name="cantu01">{{cite journal | vauthors = Cantu RC | title = Posttraumatic Retrograde and Anterograde Amnesia: Pathophysiology and Implications in Grading and Safe Return to Play | journal = Journal of Athletic Training | volume = 36 | issue = 3 | pages = 244–248 | date = September 2001 | pmid = 12937491 | pmc = 155413 }}</ref> [[blurred vision]],<ref name=Rees03/> and [[diplopia|double vision]].<ref name="Erlanger99">{{cite journal | vauthors = Erlanger DM, Kutner KC, Barth JT, Barnes R | title = Neuropsychology of sports-related head injury: Dementia Pugilistica to Post Concussion Syndrome | journal = The Clinical Neuropsychologist | volume = 13 | issue = 2 | pages = 193–209 | date = May 1999 | pmid = 10949160 | doi = 10.1076/clin.13.2.193.1963 }}</ref> [[Tinnitus]], or a ringing in the ears, is also commonly reported.<ref name=Rees03/> In one in about seventy concussions, concussive [[convulsion]]s occur, but seizures that take place during or immediately after a concussion are not "[[post-traumatic seizure]]s", and, unlike post-traumatic seizures, are not predictive of [[post-traumatic epilepsy]], which requires some form of structural brain damage, not just a momentary disruption in normal brain functioning.<ref name="McCrory1998">{{cite journal | vauthors = McCrory PR, Berkovic SF | title = Concussive convulsions. Incidence in sport and treatment recommendations | journal = Sports Medicine | volume = 25 | issue = 2 | pages = 131–136 | date = February 1998 | pmid = 9519401 | doi = 10.2165/00007256-199825020-00005 | s2cid = 22738069 }}</ref> Concussive convulsions are thought to result from temporary loss or inhibition of motor function and are not associated either with epilepsy or with more serious structural damage. They are not associated with any particular [[sequela]]e and have the same high rate of favorable outcomes as concussions without convulsions.<ref name="Perron">{{cite journal | vauthors = Perron AD, Brady WJ, Huff JS | title = Concussive convulsions: emergency department assessment and management of a frequently misunderstood entity | journal = Academic Emergency Medicine | volume = 8 | issue = 3 | pages = 296–298 | date = March 2001 | pmid = 11229957 | doi = 10.1111/j.1553-2712.2001.tb01312.x | doi-access = free }}</ref>