According to USA Water Polo and the National Federation of High School Associations, it is one of the fastest growing sports in the U.S.
Why isn't water polo more popular in the United States? - Quora
Co-Ed Performance Training Helping Popularity Of Rugby At Youth Level - FloRugby
Why isn't water polo more popular in the United States? - Quora
USOPC request information from group seeking removal of USA Water Polo leadership – Orange County Register
Water Polo's Popularity Continues to Gain Major Traction
How popular is water polo? - Quora
How popular is water polo? - Quora
Men's Water Polo Collects Pair of All-American Honors - Mercyhurst University Athletics
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