Related by context. Frequent words. (Click for all words.) 57 smokers 53 cigarette smokers 52 nondrinkers 52 hookah smoking 52 cigarette smoking 51 cigar smokers 50 secondhand tobacco 50 journal Chest 50 nonsmokers 50 Nonsmoking 50 shisha 50 tea drinkers 50 cigarette smoke 49 wine drinkers 48 hookah 48 nicotine 48 cigarette smoker 47 hookah bars 47 caffeinated beverages 47 secondhand smoke 47 decaffeinated coffee 47 drinkers 47 hookahs 46 Snus 46 flavored tobacco 46 coffee drinkers 46 nonsmoking 46 smoking 45 cigarettes smoked 45 Cigarette smoking 45 CDC Morbidity 45 chewers 44 caffeinated coffee 44 indoor tanning 44 tanning booths 44 nicotine dependence 44 cotinine 44 cocoa flavanols 44 antioxidant supplements 44 imbibers 43 nitrosamines 43 tar cigarettes 43 Smokeless tobacco 43 adolescents 43 caffeinated drinks 43 asthmatics 43 puffers 43 Passive smoking 43 exercisers 43 cigarettes 43 ultrafine particles 43 cola drinks 43 colorectal tumors 43 sweetened beverages 43 secondhand smoke exposure 42 tanners 42 spa goers 42 teetotalers 42 smoke 42 journal Addiction 42 caffeine intake 42 Cigarette smoke 42 snackers 42 smoker 42 WebMD.com 42 NAFLD 42 passive smoking 42 sugar sweetened drinks 42 stimulant medications 41 epidemiologic studies 41 nonusers 41 diet sodas 41 diet soda 41 decaf coffee 41 smoked cigarettes 41 postmenopausal breast cancer 41 phytoestrogens 41 mouthwashes 41 wine tasters 41 smokeless tobacco 41 epicatechin 41 e cigs 41 Nonsmokers 41 asthma bronchitis 41 particulate pollution 41 binge drinkers 41 airborne particles 41 Vdara 41 bruxism 41 postoperative complications 41 patrons 41 sweetened drinks 41 inhaling 40 Hookah 40 toxicants 40 menthol 40 hormone pills 40 vitamin D supplement 40 carcinogens 40 migraine sufferers 40 sugary foods