New brain imaging techniques allow us to observe mental fatigue in real time, demonstrating that the brain, similar to muscles, experiences exhaustion from prolonged effort. This article explores the causes of mental fatigue, its symptoms, and strategies for managing it effectively.
Brain imaging techniques now let us observe mental fatigue in real-time, revealing that the brain, like muscles, grows tired from sustained effort. Mental fatigue arises when your brain senses it will run out of resources if it continues working at the same intensity.
One way this might happen is when brain cells use up resources faster than they are being replenished. Your brain tries to remedy the situation by disengaging its attention, and you might experience this as your mind wandering away from what you are trying to focus on and being drawn towards lighter work and easier decisions. If you find yourself getting mentally fatigued often, try taking breaks often, limiting the amount of intense work you do in a day, and when all else fails, use motivation to push through.If you had a job that involved lifting heavy objects, there would likely be legal guidelines for your employer to follow to. These guidelines might address your work environment, the load you can carry, and the pace of your work, including mandatory breaks. But if your job involves heavy mental loads, the rules aren’t so clear. Since the brain doesn’t perspire, ache, or give obvious signs of strain, we often assume it never really tires — or that its fatigue can be ignored to meet a deadline or finish a 2 AM call.Accelerate your career with Harvard ManageMentor®. HBR Learning’s online leadership training helps you hone your skills with courses like Time Management. Earn badges to share on LinkedIn and your resume. Access more than 40 courses trusted by Fortune 500 companies.Dr. Mithu Storoni is a University of Cambridge-trained physician, neuroscience researcher, and ophthalmic surgeon. She advises multinational corporations on mental performance and stress management. She is the author of the book Hyperefficient: Optimize Your Brain to Transform the Way You Work .Accelerate your career with Harvard ManageMentor®. HBR Learning’s online leadership training helps you hone your skills with courses like Time Management. Earn badges to share on LinkedIn and your resume. Access more than 40 courses trusted by Fortune 500 companies.
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How to Manage — and Avoid — Mental FatigueBrain imaging techniques now let us observe mental fatigue in real-time, revealing that the brain, like muscles, grows tired from sustained effort. Mental fatigue arises when your brain senses it will run out of resources if it continues working at the same intensity.
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How to Manage — and Avoid — Mental FatigueBrain imaging techniques now let us observe mental fatigue in real-time, revealing that the brain, like muscles, grows tired from sustained effort. Mental fatigue arises when your brain senses it will run out of resources if it continues working at the same intensity.
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How to Manage — and Avoid — Mental FatigueBrain imaging techniques now let us observe mental fatigue in real-time, revealing that the brain, like muscles, grows tired from sustained effort. Mental fatigue arises when your brain senses it will run out of resources if it continues working at the same intensity.
Read more »
How to Manage — and Avoid — Mental FatigueBrain imaging techniques now let us observe mental fatigue in real-time, revealing that the brain, like muscles, grows tired from sustained effort. Mental fatigue arises when your brain senses it will run out of resources if it continues working at the same intensity.
Read more »
How to Manage — and Avoid — Mental FatigueBrain imaging techniques now let us observe mental fatigue in real-time, revealing that the brain, like muscles, grows tired from sustained effort. Mental fatigue arises when your brain senses it will run out of resources if it continues working at the same intensity.
Read more »