If you want to run 200m in 25 seconds, you need to follow following 3 rules.
1. Set your Mind that you have already achieved your goal at same time.
2. Set your Strategy for Running. It means, how will you run. You may make own strategy like run first 100 m so fast, then small low the speed for taking big breath and again last give full energy.
3. Warm up your body is must.
Remember, Running is very important for
1. Stable Weight
2. Cure Indigestion
3. Increase Height
4. Increase Immune System
5. Strong the Nervous System
6. For Winning Sport Competition