Jannik Sinner Unleashes His Secret Weapon to Defeat His Most Dangerous Foe

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The goal of Jannik Sinner’s staff is clear: to minimize the risk of reliving a difficult day like the one he experienced in Paris. In the days leading up to Wimbledon, where the world No. 1 will be defending the title he won in 2025, every detail is being handled with the utmost care.

Despite the reassuring results of the medical tests conducted at San Raffaele Hospital in Milan and his successful return to the court, culminating in his victory over Cameron Norrie at the Armani Classic, the unusually hot weather currently affecting England as well poses one of the main challenges for the South Tyrolean. The goal is to avoid a repeat of what happened on May 28 at Roland Garros, when physical discomfort contributed to his surprising loss to Juan Manuel Cerundolo.

To combat the high temperatures, Sinner has been trying out a new solution during training sessions in recent days: a cooling vest to wear during breaks between sessions to aid recovery. The initial results have been encouraging. In addition, the tennis player often uses ice packs applied to his head to alleviate the effects of the heat.

These are small measures designed to improve recovery and maintain high performance, especially in challenging weather conditions such as those in London, where temperatures reached 35 degrees. In recent weeks, Sinner has also been training while wearing a glucose sensor on his arm—a device commonly used by people with diabetes—to monitor his blood glucose levels and keep track of energy expenditure metrics.

Meanwhile, his opponent for the first round of Wimbledon will be determined by the draw on Friday, June 26. As is traditional for the defending champion, his debut is scheduled for Center Court on Monday, June 29, at 2:30 p.m.

The decision to face Norrie in the middle of the afternoon, during the hottest hours of the day, should also be viewed in this light. This decision is part of his preparation for the most important tournament, with the goal of adapting to the conditions he might encounter at Wimbledon and arriving ready to face any challenge.

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