3+Principles+of+Training

__**3 Principles of Training**__ 1. __**Principle of Overload**__ - exposing the muscles, joints, and cardiovascular and respiratory systems to more work and stress than is normally experienced.

2. **__Principle of Progression__** - a progressive increase in the level of exercise in order to sustain improvement in physical fitness.

3. __**Principle of Specificity**__ - the performance of specific exercises in order to improve specific components of physical fitness in specific body parts.