Running the Numbers – Spectro – Running Model

Spectro’s personalized metabolic model for matching speed on slopes to flat speed. Photo: Screenshot from Spectro

By on April 22, 2025 | Comments

Running the Numbers - Spectro - Running Model

Sarah Brady

Sarah Brady is Managing Editor at iRunFar. She’s been working in an editorial capacity for ten years and has been a trail runner for almost as long. Based in Belfast, Northern Ireland, Sarah is an avid mountain runner and ultrarunner and competes at distances from under 10k to over 100k, and has proudly represented Ireland twice. When not running, she enjoys reading, socializing, and hanging out with her dog, Angie, and cat, Judy.