If Ethan experiences a big jolt of cortisol due to a stressor late in the evening, how will his sleep likely be affected?
a. He will sleep heavily and have difficulty waking up.
b. He likely will have difficulty falling asleep and may wake frequently during the night.
c. He will sleep lightly but soundly.
d. He will fall asleep promptly but may wake frequently during the night.
Question 2
Which of the following is true?
a. Disruptions of sleep due to stress are particularly hazardous to health.
b. Disruptions of sleep due to stress may mildly affect ones mood.
c. Sleep quantity, but not quality, is associated with health and cognitive outcomes.
d. Sleep quality, but not quantity, is associated with health and cognitive outcomes.
A reindeer sled, Arkhangelsk, Russia. Late nineteenth-century photochrom.
The proportion of men and women with elevated blood pressure or taking hypertension medication incre
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