Your Brain on Deep Sleep—and How to Get More | Sleep PhysicianLikeSaveCommentDonateSubscribeYour Brain on Deep Sleep—and How to Get More | Sleep PhysicianVital SignsJun-27-2025It’s in slow-wave (or deep) sleep that the brain’s trash disposal process is underway, says internist and sleep medicine physician, Dr. Roger Seheult. Watch our exclusive episode, only on NTD. Large-amplitude slow waves cause a pulsa...Read More