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.
Create a resolution to develop your coaching confidence by seizing the opportunity to discover new drills, turn ideas into action and seek advice from the coaching community.
World Rugby has reportedly conceded Aaron Smith's disallowed try in the World Cup final should have stood.
"It is not only useful for staff who are experienced but a valuable tool for those subject staff who have to take teams."