Box breathing is a technique that involves four simple steps to focus on your breath and relax. Try box breathing by inhaling for 4 seconds, holding it for 4, exhaling for 4, and holding again for 4.
Ready to step outside your comfort zone... and up onto a plyo box? This super spicy power-building workout is tough and will challenge you in ways the most grueling long run can’t—and that’s on ...
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