In the last 5 I really focused on pushing the hips forward to create the lean from the lower body and push the stride under me... seemed to make a difference in the feel and cadence of the stride which showed in a 5 second boost in the pace (that or the wind died down suddenly, lol :-) ) [More tired after the later sets relatively speaking, hitting muscles differently]
Still not feeling uber energized in track, but doing 4x4's the day before certainly didn't help :-)
Track Running (Drills) 8:00 [3] 0.5 km (16:00 / km) shoes: Asics Gel Cumulus 12 (White/Bl
Walking lunges, held at top for balance/strength for 50 meters, run out 50 meters to recover. Repeat until 8 minutes.