Second-hand smoke is the smoke from a burning cigarette, pipe or cigar. It is also the smoke exhaled by a smoker.

When a person smokes near you, you breathe in second-hand smoke. Many of us breathe it in whether we know it or not, in public places, around doorways of buildings and at work. When someone smokes inside a home or car, everyone inside breathes second-hand smoke.

Cigarettes produce about 12 minutes of smoke, yet the smoker may inhale only 30 seconds of smoke from their cigarette. The rest of the smoke lingers in the air for non-smokers and smokers to breathe. Second-hand smoke contains more than 4000 chemicals. Many of these chemicals are known to cause cancer.

Chemicals found in second-hand smoke include:

* carbon monoxide (found in your car’s exhaust)
* ammonia (found in window cleaners)
* cadmium (found in batteries)
* arsenic (found in rat poison)

Each year, more than 1000 non-smoking Canadians die from second-hand smoke.
Children, pregnant women, older people and people with heart or breathing problems should be especially careful to avoid second-hand smoke.

Second-hand smoke can make you sick
No amount of second-hand smoke is safe.

Second-hand smoke causes sore eyes and throat, nasal irritation, headaches, coughing and wheezing, nausea and dizziness. You are also more likely to get colds. Breathing in second-hand smoke can also trigger asthma attacks and increase your chances of getting bronchitis and pneumonia.

If you have been exposed to second-hand smoke for a long time, you are more likely to develop and die from heart problems, breathing problems and lung cancer.

Articles From www.cancer.ca

Posted by Abim Candra on Thursday, 15 May 2008
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