Why do we have crooked teeth when our ancestors didn't? | G. Richard Scott

TED Health

TED

Health & Fitness, Fitness, Shoshana Ungerleider, Medicine, How To Be Healthier, Ted Shoshana, Ted Talks Health

4.2 • 1.5K Ratings

🗓️ 29 August 2023

⏱️ 7 minutes

🔗️ Recording | iTunes | RSS

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Summary

According to the fossil record, ancient humans usually had straight teeth, complete with wisdom teeth. In fact, the dental dilemmas that fuel the demand for braces and wisdom teeth extractions today appear to be recent developments. So, what happened? While it's nearly impossible to know for sure, scientists have a hypothesis. G. Richard Scott shares the prevailing theory on crooked teeth. This TED-Ed lesson was directed by Igor Coric, Artrake Studio, narrated by Addison Anderson, music by Salil Bhayani, cAMP Studio.

Transcript

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0:00.0	Ted Audio Collective
0:16.6	Welcome back to Ted Health.
0:18.1	It's your host Dr. Shoshana Ungerlater.
0:20.2	Have you ever wondered how our ancestors had perfect smiles without ever having to see
0:25.5	in orthodontist?
0:27.3	In his Ted Ed Talk, G. Richard Scott shares some of the dental secrets of our prehistoric
0:32.5	kin from the days of hunting and gathering right up to the present day love affair with processed
0:38.2	food.
0:39.4	It turns out what we eat may be connected to the shape of our jaws and how straight our
0:44.5	teeth are.
0:46.2	Scott travels back in time, uncovering how our teeth have evolved and why we face the
0:51.1	dental issues we do today.
0:53.6	So are our modern teeth issues a genetic destiny or just a side effect of what we're eating?
0:59.6	Let's find out.
1:03.6	Hi, I'm Francis Roy and I'm Ann Morris and we are the hosts of a new Ted podcast called
1:17.0	Fixable.
1:18.0	We've helped leaders at some of the world's most competitive companies solve all kinds
1:22.5	of problems.
1:23.6	An hour show will pull back the curtain and give you the type of honest, unfiltered advice
1:27.9	we usually reserve for top executives.
1:30.8	Maybe you have a coworker with boundary issues or you want to know how to inspire and motivate
1:35.1	your team.
	...

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