Question

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

Answer 1

the first one will happen very quickly

Answer 2

Answer: Blood oxygen levels returned to normal

Explanation: Since we are always breathing in oxygen, stopping the use of cigarettes can instantly improve what air you’re breathing in. This alas can raise your blood oxygen levels in a positive way:)

Hope this helps!!