A asdf1234 New member Mar 17, 2010 #1 Im a 14 year old guy. my PR is 12.2 seconds in the 100m. I want to beat the school record of 11.5 within 3 months. any tips?
Im a 14 year old guy. my PR is 12.2 seconds in the 100m. I want to beat the school record of 11.5 within 3 months. any tips?
