TOWN OF TONAWANDA, N.Y. (WKBW) — Parkour and ninja training is not your typical workout. It requires strength in areas that are not used on an everyday basis. It's a different type of conditioning.
Nine young athletes from a Marlborough, Massachusetts ninja gym are competing in the World Ninja League Tier 1 Championships. The popularity of ninja obstacle courses is growing, with the sport set to ...
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