Maybe do it more consistently! Heat acclimation takes a week with daily exposure or 2-3 weeks if you get exposure every other day[0]. If you work out in the hea

Maybe do it more consistently! Heat acclimation takes a week with daily exposure or 2-3 weeks if you get exposure every other day[0]. If you work out in the heat once a week, you might be living that miserable first hot day of the year over and over again all summer. [0] I don't know how well nailed down this is, but I didn't find any wildly differing opinions in my internet research: you achieve roughly 80+% of the heat adaptation you're capable of in this time period, assuming 90 minute sessions with physical activity.