Related by context. Frequent words. (Click for all words.) 47 epidemic 46 chikungunya virus 45 Peanut allergy 45 affluenza 45 Bubonic plague 44 Swine flu spreads 44 dengue epidemic 43 contagion 42 Buruli ulcer 42 Sars epidemic 41 epidemic proportions 41 Flu pandemic 41 Rapid urbanization 41 polio epidemic 41 vector borne 41 pandemic influenza virus 41 pandemic proportions 41 AIDS epidemic 40 dengue outbreak 40 whooping cough outbreak 40 Bubonic Plague 40 Pandemic flu 40 Typhoid fever 40 malaria cholera 40 Neuropathic pain 40 H#N# influenza outbreak 40 mosquito borne viruses 40 Peanut allergies 40 dengue fever outbreak 40 herpes infection 40 mumps epidemic 40 Drug resistant TB 40 disease 39 Genital herpes 39 polio outbreak 39 noncommunicable diseases 39 HIV Aids epidemic 39 diseases afflicting 39 measles epidemic 39 Aids epidemic 39 deadly H#N# avian 39 epidemics 38 Genital warts 38 measles outbreaks 38 dis ease 38 reaching epidemic proportions 38 rapidly 38 Antibiotic resistance 38 tick borne illnesses 38 Meningococcal disease 38 mosquito borne virus 38 Malignant melanoma 38 Ratard 38 pandemic 38 H#N# influenza pandemic 38 White Nose Syndrome 38 cholera epidemics 38 norovirus outbreaks 38 flu outbreak 38 moral degeneration 37 cytokine storm 37 tick borne disease 37 Cholera outbreak 37 malaise 37 mutated strain 37 Avian flu 37 contagions 37 Tooth decay 37 swine flue 37 recessionary trends 37 Aids pandemic 37 Haiti cholera outbreak 37 Swine influenza 37 mutated virus 37 mosquito transmitted 37 contagious disease 37 bubonic plague 37 mass hysteria 36 Diabetes mellitus 36 raccoon rabies 36 Dengue fever 36 plague 36 influenza A/H#N# 36 wild poliovirus 36 measles outbreak 36 HIV AIDS epidemic 36 Ebola hemorrhagic fever 36 mumps outbreak 36 Kala azar 36 hiv 36 drug resistant superbug 36 flu epidemic 36 Sars virus 36 AIDS pandemic 36 alcoholic liver 36 tick borne illness 36 avian influenza pandemic 36 tiger mosquito 35 avian influenza H#N# 35 avian influenza outbreaks 35 HIV Aids pandemic