Flying discs turn exercise into play
Reviewed: Innova Valkyrie golf disc; Hyperflite Jawz dog disc; Aerobie Pro, the Astonishing Flying Ring; Wham-O Frisbee Pro-Classic In the 51 years since a company called Wham-O made a plastic saucer and named it Frisbee, we've gotten disc golf, a team disc sport called Ultimate and even an annual World Canine Disc Championship, featuring disc-catching dogs performing jaw-dropping aerial gymnastics. Those dogs are on to something. As you twist your body, whip your arm, then run after and catch a flying disc, you stretch your muscles, strengthen your back, build coordination and burn as much as 200 calories an hour, according to www.fitday.com . It's stealth fitness, masquerading as pure fun, that you can do anywhere at any age. Here are four spins on the concept