True or false one type of personal health monitor measures the amount of time you spend in rem sleep

True

Explanation:

It is true that one type of personal health monitor measures the amount of time that you spend on REM sleep. REM (rapid eye movement) sleep is a phase of sleep in which rapid and random movement of the eyes occurs. This is also the stage of sleep in which a person dreams more vividly. This is also accompanied by the loss of muscle tone in the body.

answer: my answer would be a) scheduling workouts with your friend for consistent days and time

explanation:

for me personally i would be much more likely to go to the gym with a friend because i wouldn't want to cancel on them or stand them up.