To perform on the court, top players need to work even harder off the court - here a number of stars share their fitness photos on social media.

The clay season is one of the most physically demanding parts of the WTA calendar - so it's no surprise to see many players hitting the gym to be in top shape for the long, arduous grind.

Ons Jabeur's fitness regime makes an innovative use of hurdles.

Carina Witthoeft enjoys lifting weights as part of her conditioning program.

So does Sorana Cirstea.

Meanwhile, Tamira Paszek has been enjoying her downtime with a spot of dog-walking.

Me and ?❤❤❤❤?? #love #bond #forever

A post shared by Tamira Paszek (@tamirapaszek) on

Irina Falconi catalogs her stretches in the gym.

Aleksandra Wozniak works hard at her resistance training.