
*** updated 3rd June ***
As fitness increases, you get more speed for a given level of effort. The level of progress on this measure in just 3 weeks is very encouraging.
Follow my attempts to defy the ageing process with the help of my friends at North Herts Road Runners

* Average weekly mileage is the largest single determinant of improved endurance running performance. Other things being equal, the more miles you do, the better race times you will post. You may find this either reassuring or depressing, depending upon both your goals and your ability to sustain mileage levels that support them.
