31 May 2013

DANGERS OF SMOKING,YOU MAY DIE YOUNG IF YOU SMOKE!

There are many dangers of smoking to the body, to the immediate family, to the society, to the environment and to the economy.

Once a cigarette reaches a temperature of nearly 2,000 degrees . This high heat helps release thousands of chemical compounds, including poisons like carbon monoxide and hydrogen cyanide, at least 43 carcinogens, and numerous mutagens. All of these are drawn into the body when a smoker inhales.

One of the main dangers of smoking is due to Nicotine. Nicotine is found naturally in tobacco. It has no odor and no color. It is, however, both physically and psychologically addictive.

Nicotine enters the body as tiny droplets resting on particles of tar in cigarette smoke. Inhaled into the lungs, the drug passes quickly into the bloodstream, reaching the brain within about 30 seconds. In another 40 to 50 seconds the nicotine has spread to all parts of the body.

The nicotine raises both the heart rate and blood pressure. The smoker quickly feels more alert and relaxed. In less than 30 minutes, however, about half of the nicotine has left the bloodstream, and the smoker starts feeling less alert, more edgy.

One more of the dangers of smoking are Carbon monoxide. Smoking also increases the level of carbon monoxide in the lungs. This poisonous gas is quickly absorbed into the blood, reducing its capacity to carry oxygen.

As a result, the smoker has to exert more physical effort to attain a given task than does a nonsmoker. The heart in particular must work harder, particularly during rigorous exercise.

Smoking is the one of the main cause of death every year. Smoking cause number of smoke related diseases such as lung cancer, respiratory problems and heart ailments and these dangers of smoking are increasing yearly.


Research has shown that smoking reduces life expectancy by seven to eight years.Of the 300 people who die every day in the UK as a result of smoking, many are comparatively young smokers.
The number of people under the age of 70 who die from smoking-related diseases exceeds the total figure for deaths caused by breast cancer, AIDS, traffic accidents and drug addiction.

Cardiovascular disease

Cardiovascular disease is the main cause of death due to smoking.
Hardening of the arteries is a process that develops over years, when cholesterol and other fats deposit in the arteries, leaving them narrow, blocked or rigid. When the arteries narrow  blood clots are likely to form.
Smoking accelerates the hardening and narrowing process in your arteries: it starts earlier and blood clots are two to four times more likely.
COPD
Cardiovasular disease can take many forms depending on which blood vessels are involved, and all of them are more common in people who smoke
Chronic obstructive pulmonary disease (COPD) is a collective term for a group of conditions that block airflow and make breathing more difficult, such as:

  • Smoking is the most common cause of COPD and is responsible for 80 per cent of cases.emphysema – breathlessness caused by damage to the air sacs (alveoli)
  • chronic bronchitis – coughing with a lot of mucus that continues for at least three months.
It's estimated that 94 per cent of 20-a-day smokers have some emphysema when the lungs are examined after death, while more than 90 per cent of non-smokers have little or none.

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