Optimal attire for cold-weather running involves layering clothing to regulate body temperature and wick away moisture. This typically includes a base layer against the skin, an insulating mid-layer, and a lightweight, wind-resistant outer layer. Specific garment choices depend on the temperature and weather conditions, but the fundamental principle is to trap warm air close to the body while allowing sweat to evaporate.
Proper cold-weather running apparel significantly enhances performance and comfort. It prevents hypothermia and other cold-related illnesses, allowing runners to maintain a safe core body temperature. Effective moisture management keeps the skin dry, minimizing chafing and discomfort. Historically, runners relied on heavier, less breathable materials. Advancements in textile technology have led to the development of specialized synthetic fabrics that offer superior warmth, breathability, and moisture-wicking properties.