Every year hundreds of thousands of people around the world die from
diseases caused by smoking.
One in two lifetime smokers will die from their habit. Half of these
deaths will occur in middle age.
Tobacco smoke also contributes to a number of cancers.
The mixture of nicotine and carbon monoxide in each cigarette you smoke
temporarily increases your heart rate and blood pressure, straining
your heart and blood vessels.
This can cause heart attacks and stroke. It slows your blood flow,
cutting off oxygen to your feet and hands. Some smokers end up having
their limbs
amputated.
Tar coats your lungs like soot in a chimney and causes cancer. A
20-a-day smoker breathes in up to a full cup (210 g) of tar in a year.
Changing to low-tar cigarettes does not help because smokers usually
take deeper puffs and hold the smoke in for longer, dragging the tar
deeper into their lungs.
Carbon monoxide robs your muscles, brain and body tissue of oxygen,
making your whole body and especially your heart work harder. Over
time, your airways swell up and let less air into your lungs.
Smoking causes disease and is a slow way to die. The strain put on your
body by smoking often causes years of suffering. Emphysema is an
illness that slowly rots your lungs. People with emphysema often get
bronchitis again and again, and suffer lung and heart failure.
Lung cancer from smoking is caused by the tar in tobacco smoke. Men
who smoke are ten times more likely to die from lung cancer than
non-smokers.
Heart disease and strokes are also more common among smokers than
non-smokers.
Smoking causes fat deposits to narrow and block blood vessels which
leads to heart attack.
Smoking causes around one in five deaths from heart disease.
In younger people, three out of four deaths from heart disease are due
to smoking
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