Keep Your Mental Energy Up to Perform Strong
Most people’s mental models of energy are flawed: they think there’s a ‘tank’ of energy that gets depleted as you spend it. This may be roughly true for physical energy, but mental energy is different: spending mental energy on things that you consider productive or important gives you more mental energy for other things: a positive feedback loop.
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Possibly the most counterintuitive thing in life is that if you’re tired, you can work out to gain more energy.
nabeelqu.co • Tips for Productivity, Thinking, and Doing

brain can be fatigued at rest in a way that increases fatigue resistance and physical endurance. In 2012, Samuele Marcora, an exercise scientist at the University of Kent, tested the effects of sedentary brain training on physical endurance. He created a video game that was designed to fatigue and thereby strengthen the anterior cingulate cortex—th
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