Australian Open: Is it now or never for Roger Federer?

Arguably the greatest tennis player of all time, Roger Federer has the biggest match of his twilight career on Friday, when he lock horns with his arch-rival and world number one Rafael Nadal in the second semi-final of Australian Open 2014.

Will Federer have an advantage over injured Rafael Nadal?

When two of the greatest tennis players meet in a high-voltage enounter at the Australian Open men`s singles semi-final, it would be interesting to see whether Roger Federer can take the advantage of Rafael Nadal`s blister injury.

Nadal blister could hand Federer crucial edge

Rafa Nadal has suffered a number of career-threatening injuries in the past yet a bad blister on the Spaniard`s hand could be all Roger Federer needs to gain a vital advantage in their Australian Open semi-final on Friday.

Blister in mouth

This disease is known as Sorethroat, Pharyngitis or Angina Simplex. This disease appears when water is accumulated in the stomach. Cold, acidity and smoking are other causes of blisters in the mouth.