Is “The Grade” the Best Way to Estimate Your FTP on Zwift?
Is “The Grade” really the best way to estimate your FTP on Zwift? As Team OWL’s Directeur Sportif, I put this climb‑based test to the test with our Grandmasters TTT team (ages 65+). The results reveal a surprising truth: for women 50+, The Grade may not make the grade. Dive...