Story highlights Kiefer's record-breaking career began when he was 16

He invented the first nylon swimsuits and kickboards

(CNN) Adolf Kiefer, a 1936 Olympic swimming gold medalist who was America's oldest living Olympic champion has died, the US Olympic committee said.

He was 98 years old.

"A man larger than life, Adolph had such a huge passion and joy for swimming. He has touched many in this industry and paved the way for future athletes with his historic swimming career," a statement by Kiefer's company said.

Kiefer suffered from neuropathy in his legs and hands and was confined to a wheelchair, but he continued swimming daily.

"He was able to walk again in chest deep water," Olympic committee officials said.

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