Variety in the stimulus which is needed for progression to prevent over training and over use injuries. Changing the training so that it isn't predictable
"speed play" often used to improve endurance. Interval training at varying intensity and varying recovery periods. It is a varied and more enjoyable method od endurance training. Requires a greater amount of intensity than continuous training
Rapid and repeated stretching and contracting of the muscles. This is designed to increase strength and power through the whole range of motion. Required for any sport which requires power
Very high intensity intervals of 5 seconds to 3 minutes. Recovery intervals are equal to or longer than the effort interval. This method of training usually lasts around 20-30mins and requires high energy
A series of exercises which are arranged in a particular way called a circuit. It can be aimed at upper body, lower body or whole body. It can involves sports specific activities