What is the relationship between sleep and memory consolidation?

The relationship between sleep and memory consolidation is a complex and multifaceted one. Sleep is thought to play a crucial role in consolidating newly acquired memories and integrating them into existing knowledge networks, thus promoting long-term retention and retrieval. Memory consolidation occurs in several stages, with different processes occurring during different stages of sleep. During slow-wave sleep, which is the deepest stage of non-REM sleep, the brain is thought to replay recent experiences and consolida....