sleep affects memory in multiple ways. we know for a fact that without rem sleep you will not be able to move information from your short term memory to your long term memory so that’s one certain area. we also know that when people are sleep deprived they don’t think as clearly and so that can actually manifest itself in significant memory problems. but if you’ve got overall memory problems you should be talking with your physician about it as well as getting more sleep.
how does sleep affect my memory?