Gymnastics, martial arts and strength training rolled into one. It must be Ninja Class. Kids are Tops Sports Center in Centerville recently rolled out its Ninja Kids classes for aspiring ninjas as ...

KALISPELL, Mont. — Flathead Valley kids learned some ninja moves from an American Ninja Warrior competitor Saturday. The event took place Saturday at Rockfish Climbing and Fitness in Whitefish. Kids ...

Patrick Hall has learned during his fitness career to give the people what they want. In his most recent reincarnation of Hybrid Fitness, that means Ninja Warrior obstacle courses for kids. Three ...

SUNBURY, Pa. — It's open gym time at USA Ninja Challenge in Sunbury, and the kids are taking full advantage. The former Edison School in Sunbury was recently turned into a kids-based "ninja" gym.