John Patrick Stewart testified that the addictive potential of e-cigarettes was unknown, and that they "may be as addictive as, if not more addictive than cigarettes." Another Health Canada official, Suzy McDonald, told the committee: "The bottom line is that we do not have the evidence yet to demonstrate that these products definitively help folks quit smoking." Despite that uncertainty, Health Canada did not require the vaping industry to provide any evidence e-cigarettes are safe and effective at helping smokers quit
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Retrieved 2008-08-18
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You're also at higher risk if you: Have a condition that affects your lungs like asthma or chronic obstructive pulmonary disease (COPD) Have another serious health condition like heart disease or diabetes Have a weakened immune system, from a condition like AIDS, from getting chemotherapy, or if you had an organ transplant Spend time in a health care facility such as a hospital or long-term care home Have trouble swallowing Use a ventilator Smoke or are exposed to secondhand smoke Misuse alcohol or drugs Spend time in an environment in which you breathe in irritants like dust, fumes, or chemicals Pneumonia Diagnosis Your doctor will start with questions about your symptoms and your medical history, like whether you smoke and whether youve been around sick people at home, school, or work