The 33-year-old says professional counselling has helped turn her life around and she's now happier than ever.
"Talking to someone just helps as a problem shared is a problem halved. I loved it and to be honest it got me through quite a lot.”
Meanwhile, Caroline - who came in for a lot of abuse from many One Direction fans when she dated Harry Styles - has been linked to another toyboy.
According to Heat magazine, the 'Xtra Factor' host is reportedly dating music manager Jack Street, who is nine years her junior at 24.
Caroline and Jack have reportedly been sending a string of flirty tweets to each other, as well as attending Glastonbury and Wireless Festivals together.