My grandfather and his wife attempted to climb the tallest mountains on each continent. While he climbed K2, they failed Everest when her rib cracked and they h

My grandfather and his wife attempted to climb the tallest mountains on each continent. While he climbed K2, they failed Everest when her rib cracked and they had to descend not too far from the peak. He pushed himself to do a bike ride the same number of meters and said it was significantly harder than K2.