the.com/thermoregulation
Your body's stubborn campaign to stay 37 degrees while the universe disagrees.
means The biological process of keeping internal temperature steady despite a hot, cold, or sweaty world.
from From Greek therme, heat, plus Latin regula, a straight rod used as a ruler — literally heat kept in line.
GoosebumpsEvolutionary leftover for fluffing fur we no longer have.
Sweat mathHumans cool by evaporating up to two liters hourly.
HypothalamusAlmond-sized brain thermostat running the whole operation.