Obstructive sleep apnea increases a person's risk for all of the following EXCEPT
A) high blood pressure.
B) stroke.
C) irregular heartbeats.
D) asthma.
Question 2
Sleepwalking sometimes occurs during
A) NREM stage 4.
B) NREM stage 3.
C) NREM stage 2.
D) NREM stage 1.