Publisher's Synopsis
"Plyometrics" is a very popular training technique used today by many trainers. It is advertised as a training system that significantly improves fitness, excersise, strength and speed. In spite of the fact that plyometric training has been used for several years, the discussion on its effectiveness and safety is still underway. This system was developed in countries of Eastern Europe block (former USSR), where it operated under the name "shortened stretching cycle".