Tobacco Use - Smoking and Smokeless Tobacco

•	Pictures & Images
•	Description
•	Smokeless tobacco
•	Tobacco use
•	Effects
•	Chemical components
•	Health risks
•	Stopping smoking
>	Benefits of quitting
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Benefits of quitting

• within 20 minutes of quitting
  • blood pressure and pulse rate drop to normal
  • body temperature of extremities (hands/feet) increases to normal
• within 8 hours of quitting
  • carbon monoxide level in blood drops to normal
  • oxygen level in blood increases to normal
• within 24 hours of quitting
  • risk of sudden heart attack decreases
• within 48 hours of quitting
  • nerve endings begin to regenerate
  • senses of smell and taste begin to return to normal
• within 2 weeks to 3 months of quitting
  • circulation improves
  • walking becomes easier
  • lung function increases up to 30%
• within 1 to 9 months of quitting
  • overall energy typically increases
  • symptoms associated with chronic use decrease (such as coughing, nasal congestion, fatigue, and shortness of breath)
  • cilia (fine, hairlike projections lining lower respiratory tract) function begins to return to normal, which increases the body's ability to handle mucus, clean the respiratory tract, and reduce respiratory infections
• within 1 year of quitting
  • excess risk of coronary heart disease is half that of a tobacco user
• within 5 years of quitting
  • lung cancer death rate (for average one pack/day former smoker) decreases by nearly 50%
  • risk of cancer of the mouth is half that of a tobacco user
• within 10 years of quitting
  • lung cancer death rate becomes similar to that of a nonuser
  • precancerous cells are replaced with normal cell growth
  • risk of stroke is typically lowered, possibly to that of a nonuser
  • risk of cancer of the mouth, throat, esophagus, bladder, kidney, and pancreas decreases
• within 15 years of quitting
  • risk of coronary heart disease is that of a nonuser