Description
The 20-Week Intermediate Marathon Plan: Run Faster, Finish Stronger Target Audience: Runners who have completed at least one marathon or multiple half marathons, maintain a consistent base mileage (25-35)
The 20-Week Intermediate Marathon Plan: Run Faster, Finish Stronger Target Audience: Runners who have completed at least one marathon or multiple half marathons, maintain a consistent base mileage (25-35)
