Hilary Duff Officially 'Baby's Personal Trampoline'

Hilary Duff waves at photographers as she leaves a Pilates class on Tuesday (January 24) in Toluca Lake, Calif.

The 24-year-old actress and expectant mama has been attending classes regularly to keep in shape throughout her first pregnancy.

PHOTOS: Check out the latest pics of Hilary Duff

“Ugh…can’t sleep,” Hilary wrote on her Twitter account earlier in the week, adding that she’s officially her baby’s personal trampoline. Ha!

Hil also recently shared that she’s been spending time in the recording studio!

10+ pictures inside of Hilary Duff going to a Pilates class…