Venus went vegan due to health reasons, on her doctor's recommendations.
Serena went vegan to support her sister, Venus Williams, who adopted a vegan diet for health reasons on her doctor's recommendations.
Silver medalist in the 2014 Russian Winter Olympics figure pair skating team event, Meagan Duhamel went vegan in 2008 and
Professional track-racing cyclist, winner of nine race victories, vegan throughout his cycling career.
“I feel that my vegan diet allows me to recover quicker than I would on a similar, meat based diet. I have more energy, and can get back on my feet quicker, and with less soreness after a particularly brutal workout.”
Triathlete winning Bronze at the Xterra World off-road triathlon, gold at the Wildflower triathlon under 19 category four times and the 20- 24 category twice, placed as 4th female in 2013. In 2010 she was named Off-Road Triathlete of the year. In 2013 she was named Alberta under 23 Athlete of the Year.
The triathlon is a demanding endurance event, with the Olympic distance starting with a 1500m swim, followed by a 40k cycle and a 10k run. Madi went vegetarian at age 16 and then vegan in 2012.
Wrestling champion Christopher Campbell stopped eating meat in 1979. "Back then I was so into doing everything I could to make the Olympics that I wanted to eat whatever would help me the most.
One of the greatest American alpine skiers of all time, Miller has won five Olympic medals, including gold in Vancouver in 2010. He has been vegetarian since birth and raised on an organic farm in New Hampshire.