Overview

• Jannik Sinner retired against Tallon Griekspoor with cramps, adding to a rash of withdrawals at the Shanghai Masters.
• Multiple top players reported problems during the event, with Novak Djokovic, Holger Rune and Alexander Zverev citing issues linked to the conditions.
• Filippo Volandri publicly called for a reassessment of the playing environment and floated an indoor circuit in China.
• Volandri noted that medical staff are routinely entering matches beyond two hours to check blood pressure and temperature as players feel unwell.
• Reporting indicates the heat and humidity could prompt an ATP review, while figures such as Andy Roddick criticized the schedule and Rennae Stubbs rejected surface-based excuses.