Tuesday, August 3, 2010

Smoking

Smoking can harm some of the parts in your body. One of the parts smoking can harm is your lungs. Smoking cigarettes causes a lot of changes in you airways. Cigarets is made out of tobacco leaf and the leaf might not seem harmful at all but hen the tobacco is burning there are more than 4,000 chemicals in the cigarette. The cigarette has a chemical that can make normal cells into cancer cells. There is a cleaning system in your lungs and when you smoke cigarettes the cleaning system slows down. The cilia cleans your lungs and when you smoke the cilia can slow down for a few hours. Smoking also reduces some of your cilia's and then you have less cilia's in your lungs. So that means you have less cleaners in your lungs. When you smoke the tissue in your lungs in destroyed so you have less air sacks and blood vessels in your lungs because of that less oxygen in carried around your body. You can harm your lungs without smoking. you harm your lungs when other people are smoking near you. That is called second hand smoke. Some people want to quite smoking but they can't because smoking is very addictive and you just can't sop even if you want to however, there are some people who have stopped smoking and that could be the most important thing you have done in your life.

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