2010-01-29 03:01:28 +0000 #1
2010-01-29 03:09:16 +0000 #2
100 meters starting position with the same arm to be effective. Have long-term explosive, can be practicing a long burst out, you can first practice varied pace , which is run like the 1000M, you run faster 100M to 50M after jogging in the 200M run fast in the slow run, in the 50M sprint running, slowly running, keep on going .... running time, preferably a three-step Call a three-step absorption, nose breathing, mouth exhaled. But the important thing is the usual explosive endurance and long-term links.