Final answer:
Infants and young children sleep more and spend more time in REM compared to adults and aged people.
Step-by-step explanation:
Infants and young children sleep more and spend more time in REM compared to adults and aged people. REM (Rapid Eye Movement) is a stage of sleep where dreams occur. Infants spend about 50% of their sleep time in REM, while adults spend about 20% of their sleep time in REM.
Learn more about Sleep patterns in infants, young children, and adults