Related by context. Frequent words. (Click for all words.) 47 concussive 44 concussions 40 bone jarring hits 38 sequelae 38 causative factors 38 musculoskeletal pain 38 fracture dislocation 38 bodychecks 37 Concussions 37 crying jags 37 bouts 37 prolonged slumps 37 delusions hallucinations 37 headbutts 37 muscle rigidity 37 TBIs 36 neurologic disorders 36 misbehaviors 36 amenorrhea 36 glancing blows 36 San Diego Shawne Merriman 36 aberrations 36 sucker punches 35 maladies 35 thudding 35 behavioral abnormalities 35 muscle cramping 35 decelerations 35 incidences 35 knockout punches 35 Guskiewicz 35 Thom Mayer 35 granite chin 35 forearm shiver 34 injuries 34 maladjustment 34 chronic traumatic encephalopathy 34 beatdowns 34 kendo stick 34 deformations 34 smackdowns 34 cerebrovascular events 34 fever chills headache 34 collisions 34 stiff jab 34 statistical anomalies 34 maddening inconsistency 34 metabolic abnormalities 33 pathologies 33 Anorexia nervosa 33 flash knockdown 33 unauthorized absences 33 verbal confrontations 33 mild TBI 33 occurences 33 neurological impairment 33 childish antics 33 injury 33 swellings 33 Internal quotation marks 33 thuds 33 sports hernias 33 confounding variables 33 inopportune moments 33 outbursts 33 overhand 32 congenital anomalies 32 solar plexus 32 musculoskeletal 32 incapacitating 32 nystagmus 32 inactivity 32 sprains strains 32 infractions 32 haymakers 32 sedentary behaviors 32 concussion 32 occurrences 32 poundings 32 karate chop 32 hyperextension 32 instances 32 False positives 32 hyperinsulinemia 32 uppercuts 32 perturbations 32 nutritional deficiency 32 frequency 32 unpenalized 32 vicious 32 Sexual assaults 32 broken collarbones 32 anatomical structures 32 haplessness 32 Missed tackles 32 bonehead plays 32 Ear infections 32 Mirovic 32 jerkiness 32 debility 32 corneal abrasion