Una Healy has claimed she has suffered with ‘nightmares’ and ‘aftershocks’ since filming Celebrity Bear Hunt. The 43-year-old pop star, who rose to fame in The Saturdays, has opened up on the PTSD she’s dealt with in the months after working on the grueling new Netflix show hailed ‘I’m A Celebrity on steroids’.

Celebrity Bear Hunt released all eight episodes on Netflix on February 5. Holly Willoughby hosts the show which also stars Bear Grylls. This article contains spoilers for all of Celebrity Bear Hunt - including episode eight: Last Celebrity Standing. Do not read further if you haven’t watched the show.

Twelve celebrities have appeared in the new Netflix show Celebrity Bear Hunt alongside Holly Willoughby and survival expert Bear Grylls.