Question

which health problem can increase with smoking?
infertility rates
sperm production
blood oxygen levels
energy levels

Explanation:

Smoking can damage reproductive - related organs and functions in both men and women, leading to an increase in infertility rates. It does not increase sperm production (it can decrease it), it reduces blood oxygen levels due to carbon monoxide in tobacco smoke, and it does not increase energy levels but can cause fatigue.

Answer:

infertility rates