Christina Breeding works hard during a high-intensity interval training class in Lexington, Kentucky.
Christina Breeding works hard during a high-intensity interval training class in Lexington, Kentucky. Mark Cornelison Lexington Herald-Leader
Christina Breeding works hard during a high-intensity interval training class in Lexington, Kentucky. Mark Cornelison Lexington Herald-Leader

Living Columns & Blogs

October 27, 2016 4:20 PM

It’s time to make your workout harder

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