Brain Fatigue & Body Fat Why You’re Not Lazy — Your Brain Is Just Exhausted
Brain Fatigue & Body Fat Why You’re Not Lazy — Your Brain Is Just Exhausted Have you ever wondered why body fat increases even when you’re not eating more — or why dieting feels harder than it used to? Before blaming motivation or discipline, it may help to look somewhere else. Sometimes, the real issue isn’t your body. It’s brain fatigue. What Is Brain Fatigue? Brain fatigue is a state of prolonged mental exhaustion caused by constant stress, information overload, poor sleep, and emotional pressure. Unlike physical tiredness, brain fatigue often goes unnoticed — yet it quietly affects how your body functions. When the brain is chronically tired, it prioritizes survival over optimization. That means energy conservation, not fat loss. How Brain Fatigue Affects Body Fat A fatigued brain activates the stress response system more easily. This leads to elevated levels of cortisol , a hormone strongly linked to fat storage — especially around the...