Related by context. Frequent words. (Click for all words.) 68 bronchitis 66 sore throat 53 viral infection 52 mononucleosis 52 illness 51 pneumonia 49 ailment 49 bacterial infection 48 chicken pox 47 staph infection 47 tendinitis 46 emphysema 46 respiratory illness 45 rib injury 45 vertigo 44 broken rib 43 groin injury 43 flu 42 sprained ankle 42 sinus 42 sore shoulder 42 shyness 41 strained groin 41 knee injury 41 calf injury 41 malady 41 colds 41 flulike symptoms 41 calf strain 41 appendicitis 41 spasms 40 hamstring injury 40 cough 40 hoarse 40 ankle sprain 40 ankle injury 40 stiff neck 40 sports hernia 40 sore hamstring 40 knee sprain 40 allergic reaction 39 mild concussion 39 Achilles injury 39 dislocated shoulder 39 groin strain 39 affliction 39 thigh injury 39 meningitis 39 brain tumor 39 abdominal strain 39 scheduling conflicts 39 coughing 39 mumps 39 broken collarbone 39 breathing difficulties 39 sprained knee 38 strained hamstring 38 sprain 38 deafness 38 indigestion 38 chest pains 38 fainting 38 hernia 38 soreness 38 nervous breakdown 38 concussion 37 migraine 37 sickness 37 migraine headaches 37 calf muscle 37 brain hemorrhage 37 throat 37 herpes 37 cramps 37 infection 37 bruised ribs 36 Illness 36 hamstring strain 36 pancreatic cancer 36 swine flu 36 thyroid cancer 36 bone bruise 36 bulimia 36 nasal 36 norovirus 36 Lyme disease 36 jet lag 36 Lou Gehrig disease 36 coughs 36 Parkinson disease 36 influenza 36 cyst 35 ear infections 35 migraines 35 blister 35 torn ACL 35 irregular heartbeat 35 collapsed lung 35 fever 35 opera singer 35 encephalitis