Is Your Heart Too Hot To Hold?

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To settle a bet with your best friend, you jam your hand deep into his thoracic cavity to grip his heart. You want to see whether it’s actually as searing-hot as he claims it is. Will it burn your hand? Are your internal organs too hot to hold onto? Well… no. But there’s more to it than you think.

Confusion over temperature scales misleads people worldwide, but the biological reality is that homeostasis keeps your insides at a fairly stable core temperature because it has to. Humans just aren’t like lizards, fish, and ostriches. The human hypothalamus acts as a thermostat to keep everything running smoothly -- except when you have a fever. But even that has a purpose.

Thermoregulation is the key to our survival, and it means that we just never get too hot or too cold. Our internal organs are a little hotter than the rest of us, but it’s not going to scorch your surgeon’s hands.

But your insides may be warm enough to cook something…

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Hosted and Produced by Kevin Lieber
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Research and Writing by Matthew Tabor
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Editing by John Swan
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Huge Thanks To Paula Lieber
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Select Music By Jake Chudnow: https://www.youtube.com/user/JakeChudnow

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BetaSeries' opinion

Rediscover the Hilarious World of '=3': A Must-Watch YouTube Sensation

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The show's inception can be traced back to a time when YouTube was burgeoning with creativity and innovation. Ray William Johnson's dynamic presence and clever humor created an unmatched viewing experience that resonated with audiences seeking laughter and entertainment. His ability to dissect viral videos with humorous insights made "=3" not just a show but a weekly ritual for many fans.

After Ray stepped down in March 2014, Robby Motz took over hosting duties, bringing his own flair while maintaining the essence of what made "=3" so beloved. Although some viewers were skeptical at first, Robby's charm eventually won them over, keeping the fan base engaged and entertained. However, transitions are never easy in long-running shows; when Kaja Martin became the host in July 2015, she faced challenges in retaining viewership amidst changing internet trends.

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S01E377 - Brushing Your Teeth with a Toothpaste Sandwich