Pulse rate drops to normal. Body temperature of hands and feet increases to normal. Oxygen level in blood increases to normal. Ability to smell and taste is enhanced. Walking becomes easier.
Cilia regrow in lungs, increasing ability to handle mucus, clean the lungs, and reduce infection.
Body's overall energy increases. 1 YEAR Excess risk of coronary heart disease is half that of a smoker. Stroke risk is reduced to that of a nonsmoker 5-15 years after quitting. Risk of cancer of the mouth, throat and esophagus is half that of a smoker's. Precancerous cells are replaced.