I'm training to swim 8 miles again (summer 2026. 2025 got away from me). Being an open water distance swimmer in Idaho can be difficult but it's not impossible. I'm hoping the USMS community can share what they have learned about swimming in cold fresh…

I'm a newbie and suppose this question has been asked before. How does one know how much to eat by the numbers? Say a person swims four miles a week, lifts weights and rides bike. Would it be safe to assume they could eat 4000 calories a day? I'm trying…