Related by context. Frequent words. (Click for all words.) 43 respiratory illness 42 cytomegalovirus CMV 42 parasitic infection 42 respiratory droplets 41 pulmonary TB 41 equine herpes 41 encephalitis 41 mosquito borne disease 40 Whooping cough 40 contagious respiratory 40 infectious 40 Lyme disease 40 Meningococcal disease 40 contagious disease 40 pneumonias 40 Chickenpox 40 pneumonia 40 fever muscle aches 40 coughing wheezing 40 bacterial infection 40 atypical pneumonia 39 Bacterial meningitis 39 viral infections 39 acute gastroenteritis 39 acute respiratory infection 39 viral gastroenteritis 39 Scabies 38 Guillain Barré syndrome 38 Sneezing 38 Enterovirus 38 disease 38 infection 38 viral pneumonia 38 Gastroenteritis 38 highly contagious 38 meningococcal infection 38 tick borne disease 38 A/H#N# flu virus 38 mosquito borne illness 38 Whooping Cough 38 CCHF 38 respiratory secretions 38 Leptospirosis 38 Rotavirus 38 legionnaires disease 38 tuberculosis 38 pertussis whooping cough 37 urticaria 37 viral infection 37 A/H#N# influenza 37 Rift Valley Fever 37 Chicken pox 37 pulmonary tuberculosis 37 fever 37 respiratory ailment 37 illness 37 Appendicitis 37 MRSA methicillin resistant Staphylococcus 37 HFMD 37 oxygen cylinder 36 coughing sneezing 36 dengue hemorrhagic fever 36 Ringworm 36 methicillin resistant staphylococcus aureus 36 flea bites 36 Dengue fever 36 haemorrhagic fever 36 Jaundice 36 strep infection 36 heart arrhythmia 36 lungs 36 respiratory 36 meningococcemia 36 meningitis 36 staphylococcus aureus 36 shigellosis 36 leptospirosis 36 Epstein Barr virus 36 hypochondria 35 Noroviruses 35 Bronchitis 35 respiratory infection 35 colic 35 breathlessness 35 Japanese encephalitis 35 acute hepatitis 35 Ebola virus 35 tick bite 35 urinary infection 35 decompression sickness 35 chest cavity 35 lung ailment 35 typhoid fever 35 bacterial meningitis 35 neurological symptoms 35 whooping cough 35 feverish 35 Mumps 35 babesiosis 35 aspiration pneumonia 34 Rift Valley fever