7 time Olympic Medalist Eero Mäntyranta had a gene mutation that allowed him to carry 50% more oxygen in his body.

Eero Mäntyranta was a Finnish skier and multiple Olympic Medalist . He competed in four Winter Olympics (1960–1972) winning seven medals at three of them, making him one of the most successful skiers Finland has ever produced. His success at the 1964 Winter Olympics earned him the nickname “Mister Seefeld”, referring to the venue where the […]