the.com/warmth
the proof that comfort is just physics doing you a favor
infraredYour body glows in heat-vision the eye can't see
shared heatPenguins huddle and rotate so none freezes outside
newborn skinSkin-to-skin contact regulates a baby's temperature better than incubators
brown fatBabies burn special fat purely to make heat
word originWarmth and warm trace to ancient roots for burning