Recent research published in Nature Metabolism reveals that the human brain consumes its own myelin when glucose levels drop significantly during strenuous physical activities like marathons. The study also suggests myelin acts as a temporary energy reserve, demonstrating the adaptability of the brain’s metabolic processes. Recent research published in Nature Metabolism reveals that the human brain consumes its own myelin when glucose levels drop significantly during strenuous physical activities like marathons. The study also suggests myelin acts as a temporary energy reserve, demonstrating the adaptability of the brain’s metabolic processes. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle