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This workout consists of four-minute bursts of exercise, done at 85 to 95% of your maximum heart rate. Afterwards, you get ...
This Jeffing-inspired functional workout builds a strong body and boosts cardiovascular fitness by combining bodyweight exercises with running and walking.
A short cardio burst before lifting is a great way to warm up, boost blood flow, and prep your body for strength work. Whether you do cardio before weights ultimately depends on your goals—here’s how ...