AFTER THE LAST CIGARETTE After less than 30 min of smoking your last cigarette: - pulse returns to normal* - blood pressure drops down to normal* - temperature of hands and feet increase to normal* After 8 hours: - blood's oxygen level returns to normal* - carbon monoxide level in blood decreases to normal* After 24 hours: - risk of heart attack decreases After 48 hours: - sense of smell and taste increase - nerve endings begin regrowth After 72 hours: - breathing becomes easier after bronchial tubes relax - lung capacity increases After 2 weeks to 3 months: - lung ability increases by as much as 30% - circulation improves - walking is easier After 1 to 9 months: - body's energy level increases - lungs increase their ability to handle mucus, reduce infection and clean themselves - sinus congestion, coughing, fatigue, shortness of breath decrease After 5 years: - death rate because of lung cancer decreases about 50% for the average, one-pack-a-day smoker After 10 years: - death rate from lung cancer becomes about equal to that of non-smokers - risks for other cancers (mouth, larynx, pancreas, bladder, kidney and esophagus) decrease - pre-cancerous cells are replaced * "Normal" refers to what was an average level for you before smoking your last cigarette, depending on your fitness level and other factors. . . . American Cancer Society information