Serena Williams has announced that she will compete for her 24th grand-slam title at the behind-closed-doors US Open but what makes the 38-year-old such a phenomenal athlete and competitor?

Her power allows her to dominate from the baseline with fearsome groundstrokes. She can hit a serve as fast as some of her male counterparts, reaching speeds of up to 128mph.

She has saved match points during runs to three of her 23 grand slam singles titles. Regularly she will rehearse match situations in practice, such as having to hit a second serve while 15-30 down. A weakness has developed, however, in recent years in which she allows emotions to get the better of her, with the meltdown during the 2018 US Open final a

More here:
Anatomy of . . . Serena Williams | Sport - The Times