Extreme intensity can cause overtraining, frustration and disillusion if not kept in check. This article explores some of the pitfalls with high intensity training.Source: MuscleMag International (May 1985) Page #40 - MuscleMag International (May 1985) Page #41 - MuscleMag International (May 1985) Page #42 - MuscleMag International (May 1985)