You arrive at the climbing gym, chalk bag ready, psyched through the roof, eager to finally send that elusive project and maybe even float around the wall for a bit. You warm up, stretch out your shoulders, shake off the day’s stress, and pull onto your usual warm-up climb. Oh no. Suddenly, every move feels…
ARC (Aerobic Restoration and Capillarity) training is a fundamental endurance-building method in rock climbing. It focuses on improving the forearm muscles' ability to sustain effort over long periods by increasing capillary density, enhancing oxygen delivery, and improving recovery. If you’re looking to climb longer without getting pumped, ARC training is a must as it…

