Ontelly

Xtreme Everest

Logo for Xtreme Everest

Graham Easton follows volunteer trekkers on Mount Everest as they take part in an ambitious research project on the effects of low oxygen levels on the human body

logo for Xtreme Everest - Series 1
Xtreme Everest - Series 1

Graham Easton follows volunteer trekkers on Mount Everest as they take part in an ambitious research project on the effects of low oxygen levels on the human body

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