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10-Minute Flat Belly

10-Minute Fast and Furious Flat-Belly Workout

Leave it to Beachbody Super Trainer Autumn Calabrese to make your abs burn in just 10 minutes! This short but powerful workout will strengthen your abs and tone your core. All these moves are featured in Autumn's new program, 80-Day Obsession, available Jan. 15, 2018, on Beachbody on Demand.

Credits: On Anna: Cotton On Body shirt, Gottex Studio tights, and Reebok shoes; On Autumn: Lorna Jane top, Adidas tights, and Nike shoes; On Jenny: Seafolly outfit; Manduka mats

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