Transcript Health Risks of Tobacco Use

Health Risks of Tobacco
Use
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All forms of tobacco contain chemicals
that are dangerous to your health.
Tobacco use is the leading cause of
preventable death in the U.S.
90 % of adult smokers began when
they were teenagers
Tobacco is an addictive and toxic
drug.
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Nicotine is the drug found in tobacco
leaves
It is an addictive drug, which means
it causes physical and/or
psychological dependence
It is a stimulant, which means it
increases the action of the central
nervous system, the heart, and other
organs
Poisonous Substances in Tobacco
Smoke
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Tar – a thick, sticky, dark fluid
produced when tobacco burns.
 It damages the respiratory system
 Makes you more susceptible to
disease.
Poisonous Substances in Tobacco
Smoke
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Carbon Monoxide – a colorless,
odorless, and poisonous gas, which
deprives the body of oxygen
Cigarette filters do not protect
smokers from the more then 50
carcinogens found in cigarettes.
 Carcinogens are a cancer causing
substance
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Pipes, Cigars, and Smokeless
Tobacco
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Cigars contain more nicotine than
cigarettes.
Smokeless tobacco is sniffed through
the nose, held in the mouth, or
chewed.
Smokeless tobacco is absorbed into
the blood at three times higher the
amount than cigarettes.
Short-term damaging effects of
tobacco use
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1. Brain chemistry changes-addictive
properties of nicotine cause the body to
crave more.
2. Respiration and heart rate increase and
endurance decreases.
3. Taste buds are dulled and appetite is
reduced.
4. Users have bad breath, yellowed teeth,
and smelly hair, skin, and clothes.
Long-term damaging effects of
tobacco use
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1. Chronic bronchitis
2. Emphysema
3. Lung cancer
4. Coronary heart disease and stroke
5. A weakened immune system