10 kilometer races are incredibly popular from coast to coast with many races, such as Atlanta’s Peach Tree 10k boasting over 50,000 finishers each year Competitive titles with similar time-frame approaches sell tens-of-thousands of copiesIncludes a step-by-step schedule detailing the training weekly regimen required to take the reader from, at first, finishing a full 10k (6.1 miles) to higher levels where they’ll complete races at personal best times Author's fitness website continues to grow and receives more than 50,000 hits each month