As temperatures reached 32C with a high 79 per cent humidity, chair umpire Carlos Ramos asked the player whether he could continue.
Medvedev snapped back: “I can finish the match, but I can die. If I die, who will take responsibility?”
Earlier in the week, he had also suggested a change in scheduling so players didn’t have to navigate the tough conditions on court.
The world’s second best male player said: “The matches maybe should start at six, because it actually gets much light on the court. Some tournaments do it.
