Hackensack Meridian Health Mar 4 2026 Could the deepest parts of the brain hold some of the secrets of sleep that still remain elusive to science? A team from Hackensack Meridian  Health  and its Center for Discovery and Innovation (CDI) have produced a new in-depth study penetrating into the brain, finding that during the deepest sleep, breathing patterns and brain activity become more independent from one another - unlike lighter sleep or quiet wakefulness. The study was published in The