According to the news, Brad Pitt and Angelina Jolie have expressed concerns about the health of their adopted daughter Zahara. The girl is reportedly not sleeping well and screams when placed on her back, unfortunately doctors in Africa can not say want's wrong with the little girl so Brad Pitt and Angelina Jolie are worried for the health of Zahara.

Some sources say that Zahara is suspected to be suffering from a recurrence of rickets that was caused by malnutrition in an Ethiopian orphanage but nothing has been confirmed.

Hollywood celebrity couple are apparently considering returning to US so that 16-month-old Zahara can be treated for a mystery illness although initially Brad and Angelina were planning to stay in Namibia awaiting the birth of their first biological child.