Kinesiology 2236A/B Lecture Notes - Lecture 19: Traumatic Brain Injury, Encephalopathy, Dementia

• School: Western University
• Department: Kinesiology
• Course: Kinesiology 2236A/B
• Professor: Dave Humphreys

Document Summary

Lecture 19b subconcussive impacts in youth football players. The brain is shaken, but not so violently that the damage causes concussive symptoms . Concussion legacy foundation: subconcussive impact any impact that does not result in a concussion, accumulated impacts can cause neurological deficits, multiple subconcussive impacts do not add up to a. Concussion: has been linked to cte development, see across athletes of many different sports, analogous to pitcher"s elbow happens over time, overuse injury. Cte is a neurodegenerative disease caused at least in part, by repetitive brain trauma : concussion = damage to the axon, cte is only diagnosable after death in autopsy, symptoms include, memory decline, personality changes, similar symptoms to dementia. Sport related concussion is a traumatic brain injury induced by biomechanical forces : mccrory p, meeuwisse w, dvorak j, et al, focus on 4 main impact variables, linear head acceleration, rotational head acceleration, number of impacts.