Hilary Duff: Pilates Workout Woman: Photo 2593823, Hilary Duff, Pregnant Celebrities Photos

Photos for: Hilary Duff wraps up in a warm scarf as she goes to a Pilates class on Wednesday (October 26) in Los Angeles. The 24-year-old actress

Make-up free Hilary Duff hits the gym after admitting she enjoyed putting on weight while pregnant

Heavily pregnant fitness fanatic Hilary Duff looks fantastic after

Hilary Duff: Pilates Workout Woman: Photo 2593825, Hilary Duff, Pregnant Celebrities Photos

Hilary Duff: Pilates Workout Woman!: Photo 2585586, Hilary Duff, Pregnant Celebrities Photos

Hilary Duff: 'My Belly Is Really Starting 2 Grow!': Photo 2596629

Hilary Duff: Update on Lola!: Photo 2610288, Hilary Duff, Pregnant Celebrities Photos

Hilary Duff puts her stomach on full display in skintight yoga pants and tank top as fans suspect actress is pregnant

Hilary Duff: Taking Vocal Classes Again!: Photo 2596163, Hilary Duff, Mike Comrie, Pregnant Celebrities Photos

Hilary Duff: Update on Lola!: Photo 2610288, Hilary Duff, Pregnant Celebrities Photos