Related by context. Frequent words. (Click for all words.) 60 scratchy throats 58 eye irritation 57 throat irritation 53 dizziness headaches 53 respiratory 53 skin irritations 53 coughing wheezing 53 eye irritations 53 animal dander 52 allergies asthma 52 itchy eyes 52 skin rashes 52 asthma bronchitis 52 headaches nausea 51 respiratory ailments 51 aggravate asthma 51 nausea headaches 50 post nasal drip 50 earaches 50 rashes 50 asthma chronic bronchitis 50 foul odors 50 headaches dizziness 50 runny nose sore throat 49 chronic sinus 49 respiratory tracts 49 breathing difficulties 48 sinus congestion 48 vomiting nausea 48 noxious odors 48 abdominal pain diarrhea 48 Wheezing 48 nausea dizziness 48 respiratory irritant 48 asthma allergies 48 tummy aches 48 obstructive lung 48 odors emanating 47 respiratory illnesses 47 diarrhea constipation 47 pneumonia bronchitis 47 dizziness fatigue 47 asthma emphysema 47 ear ache 47 noxious fumes 47 sneezing runny nose 47 pet dander 47 cough runny nose 47 sore throat cough 47 nausea vomiting diarrhea 47 nausea headache 47 respiratory distress 47 stomach cramping 46 fatigue shortness 46 nose bleeds 46 flea infestation 46 pulmonary diseases 46 edema swelling 46 musty odor 46 rotten egg odor 46 wheezing coughing 46 itchy watery eyes 46 diarrhea abdominal pain 46 lung irritation 46 nosebleeds 46 nausea diarrhea 46 unsightliness 45 skin irritation 45 respiratory irritation 45 scratchy throat 45 dizziness nausea 45 cockroach infestation 45 diarrhea nausea vomiting 45 fever lethargy 45 urinary infections 45 difficulty breathing 45 redness swelling 44 silica dust 44 constipation diarrhea 44 chronic cough 44 Urinary tract infections 44 fatigue dizziness 44 respiratory diseases 44 unpleasant odors 44 muscle twitching 44 chills fever 44 respiratory disorders 44 asthma eczema 44 toxemia 44 Dust mites 44 welding fumes 44 coughs colds 44 aching joints 44 unpleasant odor 44 unpleasant smells 44 headache dizziness 44 sewage backups 44 tingling sensations 44 upset stomachs 44 runny noses 44 Allergic reactions