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You only need a kettlebell and this 30-minute workout to build full-body muscle and boost your metabolism
Watch Heather Robertson's 30-minute kettlebell workout Robertson has factored a ... This is known as high-intensity interval training (HIIT) and has many benefits beyond being an extremely time ...
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Forget the gym — this 30 minute workout builds strength all over with just a pair of dumbbells
The workout, led by fitness trainer Heather Robertson, is structured as a HIIT (high-intensity interval training) session. If you're not a fan of HIIT workouts that involve a lot of jumping and ...