I did the Pilates sculpting workout loved by Gen Z stars Olivia Rodrigo and Elle Fanning for six weeks - I lost inches and got stronger WITHOUT changing my diet
FEMAIL's Erica Nardozzi tried Speir Pilates' on-demand workouts for six weeks, including a 14-day mat challenge. The workout is beloved by not just Gen Z stars, but Chrissy Teigen as well.