Related by context. Frequent words. (Click for all words.) 41 Chrebet 39 Omalu 38 Ben Mauk 38 Eric LeGrand 37 chronic traumatic encephalopathy 37 coach KC Keeler 36 concussions 36 Stuard Baldonado 36 Schiano 35 Guskiewicz 35 Crozer Chester Medical 35 LeGrand 35 coach Greg Schiano 34 Dave Duerson 34 Desmond Conner 34 Jeff Gentner 34 subluxation 34 chest contusion 33 mild traumatic brain 33 NFL 33 injury 33 staph infection 33 lacerated spleen 33 skull fractures 33 linebacker Tedy Bruschi 33 Ashaolu 33 concussion 33 shoulder contusion 32 injuries 32 coach Randy Edsall 32 neck stinger 32 coach Terry Hoeppner 32 torn knee ligaments 32 broken clavicle 32 skull fracture 31 broken kneecap 31 concussion symptoms 31 facial lacerations 31 fractured vertebrae 31 facial fractures 31 Hodgkin disease 31 Pernetti 31 Nowinski 31 torn triceps 31 concussion syndrome 31 sexual abuse 31 contusion 31 compression fractures 30 Liambas 30 Concussions 30 Wycheck 30 Sean Morey 30 Goodell 30 intracranial hemorrhage 30 traumatic brain injury 30 NFLPA 30 BEREA Ohio Cleveland Browns 30 facial injuries 30 By DOUG FEINBERG 30 cervical spine 29 spinal cord injury 29 sustained concussion 29 orthopedists 29 spinal fracture 29 By JOHN MARSHALL 29 neurologists 29 Miladin Kovacevic 29 Chris Nowinski 29 torn medial collateral ligament 29 bone fractures 29 neurological 29 ACL tear 29 broken vertebra 29 patellar tendinitis 29 hazing 29 shoulder stinger 29 Rutgers 29 Cleveland Browns wide receiver 29 Sam Ashaolu 29 torn anterior cruciate ligament 29 abdominal tear 29 illnesses 29 rhabdomyolysis 29 neurologist 29 traumatic brain injuries 29 herniated disk 29 fractured fibula 29 sprain 29 trauma 28 ruptured spleen 28 hyperextended knee 28 Dave Steckel 28 suffered concussion 28 spine fractures 28 torn biceps tendon 28 sports hernia 28 facial fracture 28 strained pectoral muscle 28 superstar Sidney Crosby 28 infractions 28 mild concussion