Related by context. Frequent words. (Click for all words.) 61 vomiting 60 fainted 56 dizziness 56 heart palpitations 53 dehydration 53 heat exhaustion 52 breathlessness 50 breathing difficulties 50 chest pains 50 convulsions 50 dizzy 49 feeling unwell 48 exhaustion 48 delirium 47 stomach cramps 47 difficulty breathing 47 nausea 47 heatstroke 46 fevers 46 vertigo 46 abdominal pain 46 hypoglycemia 45 irregular heartbeat 45 lightheaded 45 drowsiness 45 altitude sickness 45 cardiac arrest 45 coughing 45 stomach ache 44 nosebleeds 44 shortness 44 urinary tract infection 44 falling asleep 44 nauseous 44 sweating 44 wheezing 43 tiredness 43 unwell 43 sleeplessness 43 hallucinations 43 hyperventilating 43 nausea vomiting 43 hallucinating 43 sudden cardiac arrest 43 cramps 43 migraines 43 diarrhea 42 migraine 42 symptoms 42 angina 42 indigestion 42 hypothermia 42 stomach pains 42 hospitalized 42 pneumonia 42 nervous breakdown 42 fatigue 42 anorexia 42 vomited 42 exertion 42 delirious 42 muscle aches 41 dehydrated 41 sore throat 41 disorientation 41 deep vein thrombosis 41 nauseated 41 constipation 41 gastroenteritis 41 respiratory distress 41 respiratory infection 41 fever 41 stage fright 41 motion sickness 41 jaundice 40 excruciating pain 40 drowsy 40 coma 40 hospitalization 40 unconsciousness 40 panting 40 insomnia 40 internal bleeding 40 sunburn 40 blood sugar 40 allergic reaction 39 giggling 39 physical exertion 39 hallucination 39 pancreatitis 39 migraine headaches 39 bronchitis 39 blurred vision 39 screaming 39 hysterics 39 brain hemorrhage 39 snoring 39 sleepiness 39 colic 39 kidney failure 39 hysterical