Health Hailey Bieber’s 3-Move Glute Strength Training Workout by Dr Natalie Singh - Health Editor July 1, 2026 by Dr Natalie Singh - Health Editor July 1, 2026 Hailey Bieber has shifted her fitness focus from Pilates-based routines to strength training, a transition she credits with improving her overall body composition and muscle tone. According to reporting from … 0 FacebookTwitterPinterestEmail