The best Endurance Training newsletters

A research-oriented newsletter for endurance athletes that explains training science such as intensity distribution, periodization, and individual variation in training response. Its entries mix evidence summaries with practical framing and occasional interviews with athletes and coaches.

A weekly running newsletter pairing practical training guides (Zone 2, race time prediction, resting heart rate, shoes, soreness) with news on major marathons and athletes. Readers get actionable, evidence-informed tips for training smarter and tracking progress.