Immediately after exercise, your body enters a phase of maximum sensitivity to nutrients: this is the metabolic window . This lasts for approximately 30 to 60 minutes. Glycogen is resynthesized more quickly. Cell membranes absorb...

In November 2025, Fay Manners, COOKNRUN athlete, and Nicole Berthod opened a new route on the north face of Jebel Nassrani Sud: Mukatila (405 m / 365 m, 6a, A0) . This 11-pitch line expands...

Ski touring demands a massive energy expenditure: cold, altitude, sustained ascents, and technical descents. Without a strategy, performance drops quickly: unstable blood sugar, loss of mental clarity, hypothermia, or hunger pangs.

In the high mountains, every calorie counts. Between the cold, the altitude, decreased appetite, and long days of exertion, nutrition becomes an essential component of performance and safety. Eating well in mountaineering ensures your body...

In the mountains, whether cycling in winter or running an ultramarathon in sub-zero temperatures, the cold changes everything . To maintain its core temperature, the body increases its energy expenditure and mobilizes more carbohydrates. But...

Quick summary: 💧 Water is the primary fuel for performance : 2% dehydration = immediate decrease in physical and mental capabilities. ⚡ Hydration regulates body temperature, nutrient transport, and recovery. 🥥 Organic sports drinks ,...

Mélanie Grünwald climbed Ama Dablam, a mythical Himalayan peak, alone. An ascent like an intimate dialogue with the mountain, between endurance, humility and a return to oneself.

Quick summary: 🧭 SHERPA is the smart fueling planner by COOKNRUN. ⚡ It generates a personalized nutrition plan based on your profile, your sport and your exertion conditions. 🥗 Objective: to eliminate doubt, maintain energy...

Quick summary: 🚴 Ultracycling is the art of cycling for a long time, alone facing oneself and the elements. ⚡ Getting off to a good start: mental preparation, tested equipment, appropriate nutrition and sleep management....

Like carbohydrates, lipids are molecules composed of carbon, hydrogen, and oxygen atoms. First, it is important to

Maël Féron, 21, an Enduro mountain bike athlete, pushes his limits between international competitions and extraordinary adventures. Passionate about video and engineering, he blends performance, creativity, and self-improvement. From the Epic Enduro to the Megavalanche,...

Photos: © Thibaut Marot /Quentin Degrenelle World first ascent of Jannu East (7,468 m) Benjamin Védrines and Nicolas Jean achieve a historic ascent in alpine style On October 15, 2025 , French mountaineers Benjamin Védrines...