Related by context. Frequent words. (Click for all words.) 58 diseased lungs 51 esophagus stomach 49 cigarette packets 49 rotting teeth 48 thyroid glands 48 fundus 47 cigarette packs 47 hardened arteries 47 oesophageal 47 trigger allergic reactions 47 diseased organs 46 aspirating 46 Asbestos fibers 46 digestive organs 45 cough runny nose 45 newborn infants 45 silver nitrate 44 colon breast 44 nasal cavities 44 cardio vascular disease 44 granulomas 44 benign growths 44 Passive smoking 44 Ultraviolet light 44 breastfed babies 43 abnormal growths 43 kidneys lungs 43 asthma bronchitis 43 bronchioles 43 coughing wheezing 43 secondhand cigarette 43 Newborn babies 43 passive smoking 43 lungs kidneys 43 lungs 43 mercury vapors 43 asthma eczema 43 infants 43 edema swelling 43 lung irritation 42 secondhand tobacco 42 ultra violet rays 42 Calcium supplements 42 heart arrhythmias 42 embolisms 42 Tanning beds 42 bones joints 42 uncontrolled bleeding 42 aggravate asthma 42 Nerve cells 42 Chewing tobacco 42 lung 42 Bacterial infections 42 endocrine disrupting chemicals 42 Sunbeds 42 anatomical structures 42 indoor radon 42 CMAJ Canadian 42 Chronic inflammation 42 Cigarette smoke 42 acute coronary 42 skin ulcers 42 Melanomas 42 liver kidneys 42 breast lumps 42 diverticula 41 Ricardo Makyn Staff Photographer 41 prolapsed 41 newborns 41 Migraine sufferers 41 gastric reflux 41 teratogenic 41 internal organs 41 cyanosis 41 ultraviolet UV light 41 Vitamin D supplements 41 breastfed infants 41 thyroids 41 kidneys liver 41 rotten teeth 41 sinus cavities 41 Periodontal disease 41 diseased tissues 41 smoking 41 discolour 41 tissues 41 abdominal organs 41 bowel cancers 41 gums 41 Tobacco Smoke 41 Sedatives 40 developmental abnormalities 40 Dust mites 40 colon tumors 40 Fetuses 40 soft tissues 40 ultrasound 40 prostate glands 40 strangulation hazards 40 toxicants 40 bone marrow suppression