Related by context. Frequent words. (Click for all words.) 72 illness 70 ailments 66 diseases 62 chronic illnesses 62 chronic diseases 61 respiratory illnesses 60 maladies 59 respiratory illness 57 disease 57 infections 56 ailment 56 chronic illness 55 lung diseases 54 sickness 53 respiratory infections 53 bacterial infections 53 viral infections 53 injuries 53 lung disease 52 cancers 52 cancer 52 afflictions 52 allergies 50 pneumonia 50 outbreaks 50 foodborne illness 50 birth defects 50 symptoms 50 respiratory diseases 49 hospitalizations 49 allergic reactions 49 meningitis 48 mental illnesses 48 heart disease 48 neurological disorders 48 staph infections 48 disorders 48 adverse reactions 48 mental disorders 47 asthma 47 kidney disease 47 kidney failure 47 bacterial infection 47 diagnoses 47 borne illness 47 listeriosis 47 salmonella 47 gastroenteritis 47 liver disease 47 poisoning 46 colds 46 influenza 46 complications 46 asbestos exposure 46 bronchitis 46 lung cancer 45 deaths 45 norovirus 45 malady 45 diabetes 45 infectious diseases 45 respiratory infection 45 MRSA infections 45 infection 45 outbreak 45 neurological diseases 45 rashes 45 diarrhea 45 Illness 45 affliction 44 cardiovascular diseases 44 hepatitis 44 health 44 sore throats 44 bacterial meningitis 44 botulism 44 breathing difficulties 44 traumatic brain injuries 44 psychiatric disorders 44 Lyme disease 44 neurological disorder 44 poisonings 44 autism 44 neurological 44 leukemia 43 emphysema 43 cystic fibrosis 43 whooping cough 43 pancreatitis 43 mumps 43 E. coli outbreak 43 chronic fatigue syndrome 43 seriously ill 43 Lou Gehrig disease 43 lung infection 43 sickened 43 brain tumors 43 chicken pox 43 flu 43 hospitalization 43 encephalitis