This gentle breathing exercise for older adults exposes an uncomfortable truth: is lowering your resting heart rate really worth the hidden risks?

Margaret sat perfectly still in her favorite armchair, one hand on her chest, the other on her belly, breathing slowly through pursed lips. The meditation app on her tablet counted down: three minutes left. Her smartwatch displayed 58 beats per minute—a new personal record. She smiled with satisfaction, then noticed something odd. Standing up felt … Read more