Today I'm testing out three cooling products in three different price ranges: a $15 cooling spray, a $60 neck fan, and a $105 ...

The StaCool Vest can be purchased directly from StaCool Industries, and from safety distributors nationwide. For more information visit www.StaCoolVest.com or call 1-866-STA-COOL (782-2665).

In 2022, after ice sheeting began, the number was down to 35 victims, with no deaths. The gold standard of rapid cooling is full body immersion, where a person is placed in a body-bag full of ice.

BBC Sport's Ask Me Anything team explains how cooling jackets work and why they are being used by sports teams.