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How little exercise can you get away with?

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Getting in shape can be easier, and faster, than you might expect.

Getting in shape can be easier, and faster, than you might expect.

PHOTO: ANDREW B. MYERS/NYTIMES

Christie Aschwanden

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NEW YORK – If you are resolving to make 2026 the year you finally get fit, here is a simple way to ensure you meet your goal: Aim for the minimum.

A growing body of research suggests that the amount of exercise you need to start seeing real health and fitness benefits is surprisingly small and eminently achievable.

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