Related by context. Frequent words. (Click for all words.) 45 Passive smoking 43 Chronic pain 42 EMFs 42 Pneumococcal disease 42 passive smoking 40 secondhand tobacco 40 bmj.com 39 respiratory illness 38 electromagnetic fields 38 underdiagnosed 38 HCPs 38 misdiagnosed 38 childhood leukemia 38 Agent Orange exposure 38 undiagnosed 38 occupational exposures 38 drowsy driving 37 alcoholic liver 37 Vitamin D deficiency 37 Undiagnosed 37 asthma 37 presenteeism 37 brain tumors 37 Secondhand smoke 37 Coronary heart 37 pleural plaques 36 Minamata disease 36 Sleep apnea 36 sleep disordered breathing 36 Legionnaires Disease 36 overdiagnosed 36 journal Chest 36 Cardiovascular disease 35 respiratory illnesses 35 overdiagnosis 35 Periodontal disease 35 epidemiologic studies 35 retrospective cohort study 35 Diabetic retinopathy 35 Health Organisation 35 electromagnetic radiation 35 nosocomial infections 35 acoustic neuroma 35 COPD 35 clinically obese 35 unhealthy lifestyles 35 Health Protection Agency 35 undertreated 34 harmful effects 34 peptic ulcers 34 noncommunicable diseases 34 LQTS 34 legionnaires disease 34 pesticide poisoning 34 superbug MRSA 34 aggravate asthma 34 asthma exacerbations 34 asthma bronchitis 34 bmj.com today 34 asbestos exposure 34 visiongain 34 cardiovascular disease CVD 34 symptomless 34 Carbon Monoxide 34 vitamin D deficiency 33 C.difficile 33 asbestosis 33 death syndrome SIDS 33 Obstructive sleep apnea 33 multifactorial 33 Interphone 33 DVT 33 subclinical 33 Congestive heart failure 33 modifiable risk 33 epidemiological studies 33 CO poisoning 33 Neuropathy 33 Coronary artery disease 33 causal link 33 Lancet Oncology 32 unhealthy diets 32 lung diseases 32 invasive cervical cancer 32 fatal neurodegenerative 32 vCJD 32 lung disease 32 Hypothyroidism 32 HFMD 32 C difficile 32 sickness absence 32 Birth defects 32 Secondhand Smoke 32 Epstein Barr virus 32 postnatal depression 32 hormone disrupting 32 legionella bacteria 32 dental decay 32 chronic hepatitis 31 capsule endoscopy 31 mesothelioma