Related by context. Frequent words. (Click for all words.) 54 nonsmoker 50 smoker 45 cigar smoker 45 smoking 44 cigarette smoker 44 asthma sufferer 43 cigarette smoking 41 lung cancer 41 emphysema 41 quit smoking 41 smoked 41 Quit smoking 39 crack cocaine addict 39 smoking cessation 39 smokes 39 asthmatic 38 smoked cannabis 38 smokers 38 smokes cigarettes 38 secondhand smoke 38 alcoholic liver 38 lung disease 37 nonsmokers 37 tobacco 37 Nurse practitioner 37 thoracic surgeon 37 heavy drinker 36 lung ailment 36 tells WebMD 36 quitting smoking 35 Registered dietitian 35 tobacconist 35 avid biker 35 Smoking cessation 35 passive smoking 35 journal Chest 34 sarcoidosis 34 DeNoble 34 binge drinker 34 tobacco cessation 34 occupational exposures 34 asthma 34 CDC Morbidity 34 persistent cough 34 Tobacco Cessation 34 antismoking 34 yearly mammogram 34 smoking bans 34 cigarette smokers 34 teetotaler 34 Smoking 33 Winstons 33 Emphysema 33 fitness buff 33 VicHealth 33 acute bronchitis 33 Daynard 33 grossly overweight 33 puff 33 gallbladder disease 33 genetic predisposition 33 lit cigarette 33 Passive smoking 32 recovering alcoholic 32 Cigarette smoking 32 Puffing 32 nondrinkers 32 DVM PhD 32 smokes cigarette 32 cigar smoking 32 avid cyclist 32 self medicating 32 Smoking Cessation 32 chronic cough 32 pulmonary rehabilitation 32 secondhand tobacco 32 clinical dietitian 32 Lung Association 32 secondhand smoke exposure 31 inhaling smoke 31 chronic obstructive pulmonary 31 smoking cessation counseling 31 hypochondriac 31 commitment phobe 31 Dr. 31 prescribed anti depressants 31 Pediatrician Dr. 31 SMOKING 31 Quitting smoking 31 smoked marijuana 31 colon cancer 31 nonsmoking 31 Secondhand Smoke 31 smoke 31 smoked crack cocaine 31 bulimic 31 cigarette smoke 31 biostatistician 31 yearly mammograms 31 heart disease 30 pill popper