Ananova:

Madonna has taken up karate.

She has hired a personal mentor, known as a sensei to help her learn the martial art.

Her husband Guy Ritchie is already a black belt reports The Sun.

A source said: "Madonna has been taking her classes very seriously. Guy is into karate and Madonna's daughter Lourdes has taken classes.

"In the past Madonna has worried about being bruised before videos or photoshoots but she hasn't got any planned at the moment."