So you’ve been training all season and no matter how hard you try, you’re just not getting faster. Your 5K times won’t break 20 minutes or your marathon is never under three hours.
There’s a solution to this problem and it has to do with the way you approach your training. In most of the accounts that Olympian Lynn Jennings hears, runners are either over-training or under-training. If you’re having trouble with a plateau, Jennings says there’s a good chance you’re falling into one of these two categories.