Related by context. Frequent words. (Click for all words.) 63 dehydration 62 heat exhaustion 55 exhaustion 54 hypothermia 53 heatstroke 52 fainting 49 severe dehydration 49 muscle cramps 49 overexertion 49 breathing difficulties 48 altitude sickness 48 sheer exhaustion 47 extreme tiredness 47 gastrointestinal distress 47 vomiting 47 frost bite 47 dehydrated 46 fainted 46 Heatstroke 46 mild hypothermia 46 carbon monoxide poisoning 46 cramps 46 flea bites 46 sweltering heat 46 sickness 46 stomach cramps 45 electrolyte imbalance 45 pneumonia 45 sunstroke 45 Fainting 45 seasickness 45 smoke inhalation 45 inhaling smoke 44 fatigue 44 grand mal seizure 44 frostbite 44 severely dehydrated 44 aching limbs 44 loose stools 44 debilitating headaches 43 suffocation 43 cerebral edema 43 feeling lightheaded 43 overflowing toilets 43 hunger thirst 43 jellyfish stings 43 respiratory distress 43 searing heat 43 heart palpitations 43 sunburn 43 coughing wheezing 43 skin ulcers 43 severe stomach cramps 43 upset stomachs 43 aches pains 43 typhus 43 pulmonary edema 43 saddle sores 42 exertion 42 sweltering 42 physical exertion 42 stifling heat 42 noxious fumes 42 vomitting 42 fevers 42 aching joints 42 illness 42 shivering 42 leg cramps 42 profuse sweating 42 cardiac arrest 42 fainting spells 42 symptons 42 nausea diarrhea 42 bee stings 42 vomiting nausea 42 light headedness 42 oxygen deprivation 42 respiratory 41 Hypothermia 41 vomited 41 blisters 41 aspiration pneumonia 41 eye irritation 41 backaches 41 dehydrating 41 inhaling tear 41 stomach cramping 41 severe frostbite 41 muscle ache 41 heat 41 kidney dysfunction 41 bee sting 41 chest pains 41 fever aches 41 sicknesses 41 nose bleeds 41 excruciating pain 41 illnesses 41 emphysema 41 lung ailments