She famously works out for at least three hours a day to fit into skin-tight costumes and the tiniest of designer clothes.

But judging by this picture, it seems that Madonna’s persistent exercise regime may be taking its toll on her face.

For goodness sake she’s sucking her cheeks in! Its impossible she could look so much different from pictures taken a couple of weeks ago.

Another explanation is that the singer is a victim of her own success - because of her svelte figure; it’s hard to remember the mother of two is 48 years old.

Leaving the Locanda Locatelli restaurant in central London this week wearing minimal make-up and an austere black outfit topped by a silvery trilby hat, her razor-sharp cheekbones stood out.