This may occur if: 1  You have a sudden drop in blood pressure. 2  Your body does not have enough water (is dehydrated) because of vomiting, diarrhea, fever, and other conditions. 3  You get up too quickly after sitting or lying down (this is more common in older people).
Wimbledon 2015: Rafael Nadalâs coach says itâs good to talk during play. Toni Nadal feels that coaches are getting a rough deal. Toni Nadal, the coach and uncle of Rafael Nadal, believes it is impossible for a coach not to encourage and communicate generally with a player during a match.
One of the best tennis players in history, as Novakâs head coach, joined Marian Vajda, Miljan Amanovic and Gebhard Phil-Gritsch, and he will travel with world number two to Australian Open, Dubai, Miami, Monte Carlo, Rome, Roland Garros, Wimbledon, Cincinnati, US Open, Shanghai, Paris and London.