Question

Arif has recently quit smoking. What benefit can he expect to occur within a few hours of quitting? Blood oxygen levels returned to normal risk of heart disease cut in half improved liver health reduced coughing and congestion

Answer 1

The first one would happen more quickly

Answer 2

Within a short period of time, even up to 20 minutes after the last cigarette has been smoked, changes start taking place in the body. The first changes take place to your blood pressure which begins to drop and normalize, then your blood oxygen levels begin to rise, this is because the body is cleansing itself of the carbon monoxide from the cigarettes and your oxygen levels are returning to normal. Therefore the correct answer is blood oxygen levels returned to normal.