http://www.pponline.co.uk/ Peak Performance en http://www.pponline.co.uk/blog/johns-blog-39180 As many of you will know track and field is my main sport of choice for participation. http://www.pponline.co.uk/blog/johns-blog-39180#comments field events sprinting drugs plyometric Fri, 25 Apr 2008 10:34:16 +0100 johnshepherd 39180 at http://www.pponline.co.uk