Cardiovascular Fitness: The Silent Engine of Masculine Vitality
You’re halfway up the staircase, two steps at a time, when it hits—the dull burn in your thighs, the vise-grip around your ribs, the metallic taste of panic as your heart hammers against your sternum like a prisoner demanding release. Your kid’s laughter echoes from the floor above, a joyful sound now tinged with something…