Your deep sleep may contain a brain switch that controls muscle growth, fat burn and focus. Here's what surprising research shows
Published on: June 20, 2026, 9:55 p.m. | Source: The Economic Times
New research reveals deep sleep isn't just for rest; it actively regulates growth hormone, crucial for muscle repair, bone strength, and fat metabolism. Scientists have identified a brain circuit controlling this hormone's release, highlighting sleep's vital role in rebuilding the body and maintaining metabolic health. This discovery underscores sleep's function as a biological control system, impacting energy use and brain function.
