Interestingly, not solely will we get much less non-REM sleep (phases 1 via 3) the older we get, however we truly get much less REM sleep too—aka the sleep stage through which we dream. In truth, infants can spend as much as 50% of their sleep on this stage, however adults common solely about 20 to 25% in REM3.
On high of that, older adults are extra wish to report sleep disturbances4, resembling much less time asleep basically, extra frequent nighttime wakeups, and extra. As neurologist Nicole Avena, Ph.D., beforehand defined to mbg, “Quality of sleep can decline [with age] resulting from hormonal modifications, medical issues, and stress.”