Kayla Itsines, whose fitness routines have drawn more than 8 million followers on Instagram, shares her top tips for how to get in shape live on "GMA."Source – abcnews.go.com
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Kayla Itsines, whose fitness routines have drawn more than 8 million followers on Instagram, shares her top tips for how to get in shape live on "GMA."Source – abcnews.go.com