Beyonce on  insomnia during touring and spending 'too much time on diets'

'I know that to give the best of me, I have to take care of myself and listen to my body'

The superstar says that she has been in the studio for a year and a half. (Ian West/PA)

The pop superstar, who turns 40 on September 4, also revealed she is working on new music and has been in the studio for a year and a half.

In a rare interview with Harper’s Bazaar magazine, she said: “With all the isolation and injustice over the past year, I think we are all ready to escape, travel, love, and laugh again.