This neuroscience study examines how sleep plays a crucial role in optimizing and strengthening memories, particularly those related to spatial learning. Researchers observed that during non-REM sleep, the pattern of neuronal activity in the brain shifts from mirroring the initial learning experience to resembling how the memory is recalled later, a phenomenon called representational drift. This reorganization of neural pathways makes memory recall more efficient, potentially by freeing up neurons to process new information.

https://neurosciencenews.com/sleep-memory-optimization-28509/