If her curtsy is any indication, Princess Kate works out. The Princess of Wales attended the Commonwealth Day service this ...

If you’re bored with squats, deadlifts and regular forward and reverse lunges, and want to try a new leg exercise to build strength in your glutes and quads, curtsy lunges are a must.

Sure, a curtsy lunge may sound like a weird, medieval, princess-in-training exercise, but it's actually one of the best exercises for your inner thighs. Yep, that hard-to-reach spot, along with ...

Photos show her crossing one red suede heel behind the other and bending down into a low curtsy, her torso still upright and her face flashing a bright smile. WPA Pool//Getty Images Kate made the ...