Almost immediately your body begins to repair some of the damage that nicotine has caused. The chart below illustrates the beneficial health changes:
Beneficial health changes that take place
|20 minutes||Blood pressure and pulse rate return to normal.|
|8 hours||Nicotine and carbon monoxide levels in blood reduce by half, oxygen levels return to normal.|
|24 hours||Carbon monoxide will be eliminated from the body.
Lungs start to clear out mucus and other smoking debris.
|48 hours||There is no nicotine left in the body.
Ability to taste and smell is greatly improved.
|72 hours||Breathing becomes easier.
Bronchial tubes begin to relax and energy levels increase.
|2 - 12 weeks||Circulation improves.|
|3 - 9 months||Coughs, wheezing and breathing problems improve as lung function is increased by up to 10%.|
|1 year||Risk of a heart attack falls to about half that of a smoker.|
|10 years||Risk of lung cancer falls to half that of a smoker.|
|15 years||Risk of heart attack falls to the same as someone who has never smoked.|
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Increased risk for smokers
|Acute necrotizing ulcerative gingivitis (gum disease)||Muscle injuries|
|Angina (20 x risk)||Neck pain|
|Back pain||Nystagmus (abnormal eye movements)|
|Buerger’s Disease (severe circulatory disease)||Ocular Histoplasmosis (fungal eye infection)|
|Duodenal ulcer||Osteoporosis (in both sexes)|
|Cataract (2 x risk)||Osteoarthritis|
|Cataract, posterior subcapsular (3 x risk)||Penis (inability to have an erection)|
|Colon Polyps||Peripheral vascular disease|
|Crohn’s Disease (chronic inflamed bowel)||Pneumonia|
|Depression||Psoriasis (2 x risk)|
|Diabetes (Type 2, non-insulin dependent)||Skin wrinkling (2 x risk)|
|Hearing loss||Stomach ulcer|
|Influenza||Rheumatoid arthritis (for heavy smokers)|
|Impotence (2 x risk)||Tendon injuries|
|Optic Neuropathy (loss of vision, 16 x risk)||Tobacco Amblyopia (loss of vision)|
|Ligament injuries||Tooth loss|
|Macular degeneration (eyes, 2 x risk)||Tuberculosis|
Function impaired in smokers
|Ejaculation (volume reduced)||Sperm count reduced|
|Fertility (30% lower in women)||Sperm motility impaired|
|Immune System (impaired)||Sperm less able to penetrate the ovum|
|Menopause (onset 1.74 years early on average)||Sperm shape abnormalities increased|
Symptoms worse in smokers
|Asthma||Graves’ disease (over-active thyroid gland)|
|Chronic rhinitis (chronic inflammation of the nose)||Multiple Sclerosis|
|Diabetic retinopathy (eyes)||Optic Neuritis (eyes)|
Disease more severe or persistent in smokers
|Crohn’s Disease (chronic inflamed bowel)||Tuberculosis|
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