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Nutritionist and Exercise Scientist Amelia Phillips on whether the 12-3-30 treadmill trend actually works.
Updated April 8, 2026 — 11:04am,first published 11:00am
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Nutritionist and Exercise Scientist Amelia Phillips on whether the 12-3-30 treadmill trend actually works.
Updated April 8, 2026 — 11:04am,first published 11:00am
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