11 Body Positions and Gestures That Can Improve Your Performance

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Gain Willpower by Tensing Your Muscles

You know how you instinctively stiffen before you get a shot? That’s your body’s way of trying to minimize pain.
Flexing your muscles also helps you stay more focused when you hear negative information. Flexing can even increase your ability to resist eating tempting food. Sounds like I should spend my entire day flexing.