Washboard, killer abs, a 6-pack ... And that's the point where you might strain your back or your hip flexor muscles. It's not about how many reps you do. It's more about doing them right by ...
Nick Kyrgios says the abdominal strain that has forced him to withdraw from an exhibition match is "not too serious" and he is doing everything he can to be fit for the Australian Open. The 29 ...
Nick Kyrgios says the abdominal strain that has forced him to withdraw from an exhibition match is "not too serious" and he is doing everything he can to be fit for the Australian Open.