To improve your Butterfly technique, swim one full stroke then two strokes with your right arm and two strokes with your left arm and repeat. You will be able to swim further distances as there will be less fatigue through the shoulders and will develop good rhythm and timing.
"It is not only useful for staff who are experienced but a valuable tool for those subject staff who have to take teams."
The variety of sessions across sports - sometimes we steal session ideas from one sport and use them with another.
As we enter the business end of the competition, we take a look at the remaining eight teams and the key talking points surrounding each side.