Intense heat in sport: when is it too hot?

Temperatures soared so high this summer that in the men’s final of the Australian Open on Sunday, the stadium roof had to be closed. So when is it too hot to play sport? Should you be thinking about putting away the backyard cricket stumps if the temperature gets too high?

Nic chatted to Ollie Jay, Associate Professor in Thermoregulatory Physiology, and the Director of the Thermal Ergonomics Laboratory at Sydney Uni. Listen here to find out what on earth the Wet Bulb Globe Temperature Index is and why we can’t just choose a maximum temperature cut-off.

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