What melatonin can help people do (5)
I believe the answer is:
sleep
(Other definitions for sleep that I've seen before include "Slumber" , "Be dormant" , "Drop off" , "Doze, nap" , "Natural state of unconscious rest" .)
I believe the answer is:
sleep
(Other definitions for sleep that I've seen before include "Slumber" , "Be dormant" , "Drop off" , "Doze, nap" , "Natural state of unconscious rest" .)