I climbed Kili [Mount Kilimanjaro]. I was 17.5 stone at Christmas and we were climbing in March. 'I got down to 16 [before we went]. Climbed Kili and lost a stone in a week. 'I sat at 15 [stone ...

Bear Grylls takes no prisoners in cat-and-mouse Netflix show Celebrity Bear Hunt, in which he pursues 12 famous figures through the Costa Rican jungle, who are eliminated from the contest if he ...