And if they stay single for a year after the break-up of a long-term relationship they are likely to be at least a stone lighter.

"Desperate Housewives" star Eva Longoria said she lost more than a stone and suffered health problems after her split from basketball star Tony Parker in 2011.

"I was so skinny. I was not eating. I was depressed. I was sad. My diet was coffee. People kept saying, 'You look amazing, divorce agrees with you.' And I was like, 'I don't feel good. I have no energy'. I didn't know I was depressed," she said.

(Agencies)

Latest News from Lifestyle News Desk