UI Researchers find human infant brains, bodies unexpectedly active during second, major sleep stage
![](/media/articles/kevinkeithW2_BoV7vD4unsplash_86B22BF2E9910.jpg?dimensions=200x133)
Human babies do even more than we thought while sleeping. A new study from University of Iowa researchers provides further insights into the coordination that takes place between infants’ brains and bodies as they sleep.