2012高一英语素材：module2 Stop Smoking Recovery Timetable（外研版必修2）

• 20 minutes

your blood pressure, pulse rate, and the temperature of your hands and feet will all return to normal.

• 8 hours

your blood oxygen level will have increased to normal and carbon monoxide levels will have dropped to normal.

• 24 hours

your risk of a heart attack will have decreased by 50%.

• 48 hours

damaged nerve endings have started to regrow and your sense of smell and taste are beginning to return to normal.

• 72 hours

your entire body will test 100% nicotine-free and over 90% of all nicotine metabolites will now have passed from your body via your urine.  you can also expect the symptoms of chemical withdrawal to have peaked in intensity.  your bronchial tubes are beginning to relax thus making it easier to breathe. your lung capacity has also started to increase.