The body naturally relaxes between 12:00-1:00a. m. and 4:00-5:00a. m. This is referred to as our ___________________.

Question

Question: The body naturally relaxes between 12:00-1:00a. m. and 4:00-5:00a. m. This is referred to as our ___________________.

Options:

1.  REM cycle
2.  Sleep schedule
3.  Celestial pattern
4.  Circadian rhythm

Answer 1

4. Circadian rhythm

The body naturally relaxes between 12:00-1:00a. m. and 4:00-5:00a. m. This is referred to as our Circadian rhythm.