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Jannik Sinner explains why he rehired fitness coach Umberto Ferrara nearly a year after firing him: 'I needed someone...
Published on: Aug. 15, 2025, 7:43 p.m. | Source: Firstpost
World No 1 Jannik Sinner rehired fitness coach Umberto Ferrara days after defeating Carlos Alcaraz to be crowned Wimbledon champion. Ferrara had been fired along physiotherapist Giacomo Naldi after Sinner had tested positive for a banned substance twice last year.
