The Queen 's granddaughter is vying for a spot on Team GB in 2016 . She gave birth to her daughter , Mia Grace , in January last year . To regain her fitness Zara , 33 , uses an exercise bike every morning . Getty Images /
The Queen 's granddaughter is vying for a spot on Team GB in 2016 . She gave birth to her daughter , Mia Grace , in January last year . To regain her fitness Zara , 33 , uses an exercise bike every morning . She sticks to a healthy diet and also goes swimming and cycling .