In this drill player works on abdominal muscles. Abs are crucial for effective match play in tennis so athletes have to perform regular exercises focused on strengthening this area. This drill is quite difficult and demanding so only good athletes should perform it to make sure that no harm can be done to players. If player is at lower level of physical preparation he can perform just regular up and down movement without coach’s involvement.
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."