Which of the following is true of obstructive sleep apnea?
a. Its occurrence increases as people age, up until around the age of 30 years.
b. A sufferer may stop breathing several hundred times during the night without knowing it.
c. It is more common in women than in men.
d. Many of the sufferers had asthma during childhood.
Question 2
A disease that can damage nerves that serve the penis, thus causing erectile disorder is ______.
a. arthritis c. diabetes
b. osteoporosis d. tuberculosis