The relationship between sleep and cognitive function is a central theme in the podcast episodes provided.

In "Guest Series | Dr. Matthew Walker: Protocols to Improve Your Sleep", the importance of sleep stage regulation, recovering from sleep disruptions, and managing factors like food and medication for better sleep are discussed in the context of their impact on cognitive functions such as memory, learning, and emotional regulation.

Similarly, "Dr. Wendy Suzuki: Boost Attention & Memory with Science-Based Tools" highlights how daily habits like exercise, meditation, and verbal affirmations can enhance learning, memory, attention, and cognitive ability by influencing brain function and neuroplasticity, with sleep emphasized as an essential physiological need alongside these practices.