Heat Stress Guidelines to Implement Water Breaks and Extended Half-Time for Wales vs Japan Rugby Match
Needed another two minutes in the oven. A half-baked bagel.
Summary
New heat stress guidelines developed by University of Sydney researchers will be implemented for the Wales vs Japan rugby match in Kitakyushu, featuring water breaks and extended half-time periods. The guidelines use a comprehensive heat stress index (0-250 scale) that considers multiple environmental factors including air temperature, humidity, wind speed, and ground radiation, rather than just basic temperature measurements. World Rugby employs specialized devices to calculate this index and determine appropriate player safety measures during matches in hot conditions.
Key quotes
· 4 pulledThe guidelines cover whether water breaks should be introduced, as well as measures such as extending the half-time break or if a game needs to be suspended.
Written by Dr Grant Lynch and Dr Olly Jay of the University of Sydney, the guidelines focus on a heat stress index rather than just basic air temperature.
The index runs between 0 and 250 with levels of heat stress determining what action will be taken.
World Rugby uses a number of devices which measure all the elements which go into calculating the heat stress Index, including air temperature, humidity, wind speed and ground radiation.
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