SLEEP RESEARCH

Research shows that tiny tweaks to your daily routine can add up to big benefits for your heart. Instead of drastic life overhauls, scientists suggest focusing on three simple habits: sleep a bit longer, move more often, and eat a little healthier. The surprising part? These small improvements work

Glucose is the brain's main energy source. When you eat, glucose levels rise. The brain uses a process called glycolysis to turn glucose into energy. This process also creates a substance called lactate. Lactate is crucial for maintaining alertness. During sleep, lactate levels drop. Special channe