Speed repetitions Warm up, then run eight x 400m at mile race pace with two-minute jog recoveries between. 5 Sprints Warm up, then run eight x 200m at 800m race pace with 200m slow jog recoveries between.6 Strides Warm up, then run 10-12 x 100m

tempo run the week before race day3 Log 4 x 400m at mile pace with 90-second recoveries five days before the race4 Do 4 to 6 x 100m strides at 90 per cent intensity two days before you compete

the oxygen and maintain the workload. As a result, your fitness improves.According to the French researchers, vVO2max can be estimated as the speed a runner can maintain for an all-out six-minute time trial. Therefore, to determine your vVO2max, go to a 400m