Not squats or lunges — this is the simple Pilates exercise I use to build functional strength in my quads, hip flexors and deep core

This is the one Pilates exercise every runner should focus on ...
Tom's Guide

‘This is the single best strength exercise for runners,’ says a running coach

Workouts Not squats or lunges — this is the simple Pilates exercise I use to build functional strength in my quads, hip flexors and deep core Workouts Not sit-ups or lunges — I use this simple Pilates ...