Adam Peaty is hoping to claim another Olympic gold medal in Tokyo - which is pretty remarkable considering his childhood fear.
The swimming sensation beat all his competitors in the 100m breaststroke in Rio five years ago and is hoping for a repeat this time around.
Before April this year, Peaty had all the top 20 fastest times ever in the distance and is looking to convert that into dominance at Tokyo 2020.
But no one would have predicted the 26-year-old would become an Olympic, three-time Commonwealth, eight-time World and 16-time European when he was a youngster because he was terrified of water.
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