“To get ready to climb Everest, I did a lot of hill running with a daypack on and a lot of underwater swimming. I would swim a couple of lengths underwater and then a couple above. It gets your body going with limited oxygen.”

British adventurer and television presenter, born 1974

Bear Grylls is a British adventurer, television presenter, and former SAS trooper. He is known for survival work on television and for setting several world records in hostile environments. Born Edward Michael Grylls, he became widely recognized through programs such as Man vs. Wild, Running Wild with Bear Grylls, and The Island with Bear Grylls. His public reputation is built on wilderness survival and endurance. Across his television series, he has presented challenges in remote and demanding settings, bringing practical survival skills to a broad audience. His work often centers on resilience, outdoor hardship, and the demands of operating in difficult natural conditions.