Meghan Matejka on Instagram: "When your legs feel heavy, flat, or unresponsive, most runners try to force pace anyway. SAVE 💾 and SHARE ✈️ to help out another runner You tell yourself: “It’s just mental.” “The plan says X pace, so I need to hit it.” What actually happens physiologically is the opposite of progress. When you force pace on fatigued legs, your body compensates by: * increasing muscular tension * recruiting inefficient motor units * spiking stress hormones * shifting the workload a