Step 1 :

Find yourself a plastic vat/tub/cistern/barrel. Fill with cold water and jump in.

Step 2 :

Let Fourier’s Law of heat transfer take effect - “When there exists a temperature gradient within a body, heat energy will flow from the region of high temperature to the region of low temperature ” - in plan speak “Chill”.

Step 3 :

As the your body temperature falls and the heat is but something that effects other people enjoy yourself. Remember the water is your friend.

Step 4 :

Congratulations you’ve won the battle but the war continues.