Unit 3
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percent of the adults smokers in 2013
18% national 21.9% indiana numbers came from the centers for disease control
smoking is
the chief preventable cause of death in the US nearly everyone knows smoking is harmful
why do 20% of US adults smoke?
social acceptability ignorance advertising relaxation handling instruments (having something to do with their hands) oral gratification decreases tension, anxiety, anger weight control family/friends smoke stimulation and increased energy habit does not impair performance like other drugs harmful effects then not to occur until it has been used for years
1 reason people smoke cigarettes
nicotine is an addictive drug not all smokers become addicted nicotine addiction= very powerful affects 80-90% of smokers
how nicotine causes addiction
strong sensation of pleasure lack of it causes discomfort (withdrawal) stimulation craving long after withdrawal symptoms disappear
major components of tobacco
nicotine carbon monoxide tar
nicotine
*psychoactive drug can cause physical dependence stimulant and depressant properties takes 7.5 seconds to reach the brain *does what the smoker needs- a stimulant and depressant helps with simple repetitive tasks
carbon monoxide
*most abundant gas in tobacco smoke oxygen displacer- interfere with blood’s ability to carry oxygen *smokers are “out of breath”
Tar
sticky, dark mixture total of all solid material that is inhaled irritate the respiratory tract (smokers cough)
Surgeon General’s Report (1964)
increases overall mortality among men causes lung cancer causes chronic bronchites smoking= habitually (not additive)
surgeon General’s report (1989)
increases mortality and morbidity in men and women casual association between many diseases smoking=addiction
master settlement agreement (1999)
class action suit filed by all 50 states recoup Medicaid $ for tobacco related costs tobacco industry pay $246 billion use $ for cessation and prevention efforts
cigarette smoking increases risk
heart disease cancer lung diseases After you stop your body can restore itself
amount of deaths related to smoking in the US
1 in 5
lung cancer
risk= proportional to smoking amount and duration rare in nonsmokers former smokers reduce risk of lung cancer significantly (vs. when they were smoking)
effects on nonsmokers
involuntary/passive smoking mainstream smoke side stream smoke
involuntary/passive smoking
inhalation of air containing tobacco smoke by nonsmokers
mainstream smoke
smoke inhaled and then exhaled by smoker
sidestream smoke
smoke from burning end of a cigarette, pipe, or cigar
environmental tobacco smoke
tobacco smoke, regardless of its source, that stays within a common source of air
health concerns- passive/involuntary smoking
side stream smoke=85% of harmful substances not filtered; more CO, CO2 and nicotine some experts- smokers and nonsmokers exposed to same smoke insufficient ventilation eye irritation, nasal systems, headaches, cough, dislike oder
smoking regulations
restructions/bans u.s. airline industry children= increased risk for bronchitis, pneumonia, coughing, ear infections partners/roommates= increased risk for heart attacks, cancer
e-cigarettes
no tobacco or smoke synthetic nicotine- higher than cigarettes sold to children FDA= potentially harmful- not sure banned on airplanes
nicotine withdrawal
symptoms=anxiety, irritability, anger, increased appetite, urges to smoke W/D peaks 1st 1-2 days longterm abstinence= enhanced self-esteem and increased sense of control