Overview

• He reached the Stuttgart Weissenhof final this month while controlling his blood sugar during play.
• He measures his blood sugar at every changeover and reports that maintaining glucose in his target range ensures stable performance in 90 percent of matches.
• Diagnosed with Type 1 Diabetes before starting school, he adapted to routine insulin injections and uses a continuous glucose sensor to monitor levels in real time.
• A 2023 incident at the French Open saw his on-court insulin injection initially mistaken for doping before match officials resumed his medical routine.
• Fellow athletes such as Matthias Steiner and Anne Haug also balance continuous monitoring and insulin adjustments to compete successfully at elite levels.