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[159.127.163.23]) by mx.google.com with ESMTPS id 5614622812f47-41bc494e979si1184309b6e.127.2025.07.15.11.44.48 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 15 Jul 2025 11:44:49 -0700 (PDT) Received-SPF: pass (google.com: domain of bounce@email.nationalgeographic.com designates 159.127.163.23 as permitted sender) client-ip=159.127.163.23; Authentication-Results: mx.google.com; dkim=pass header.i=@email.nationalgeographic.com header.s=ep1 header.b=OobJ+B97; spf=pass (google.com: domain of bounce@email.nationalgeographic.com designates 159.127.163.23 as permitted sender) smtp.mailfrom=bounce@email.nationalgeographic.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nationalgeographic.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=email.nationalgeographic.com; s=ep1; t=1752605074; bh=s6abcrkvP9tBNsIUHdsgXsctIUi6ygx6db/SYJ50dyI=; h=List-Unsubscribe:List-Unsubscribe-Post:MIME-Version:Subject:From: To:Date:Content-Type; b=OobJ+B97gYxXUEXxFm4gq2FSurthkoMfxpnzaI6qkbjdbQz63rSdoV+Fo7iYm+4lV gf4A1wUbotOMBTEypyh3kanH6cuSp5CL+QUmi4jp8eo1OMAlrxK9+Bfpb1IJgz7WEw To9/Qzty0Hbuuozqphnx4AS2xXuGZxuK3NT2SpqY= Received: from [10.233.19.21] ([10.233.19.21:49924]) by pc1udsmtn2n19 (envelope-from ) (ecelerity 3.6.9.48312 r(Core:3.6.9.0)) with ECSTREAM id FE/60-23978-291A6786; Tue, 15 Jul 2025 18:44:34 +0000 List-Unsubscribe: , List-Unsubscribe-Post: List-Unsubscribe=One-Click Message-ID: MIME-Version: 1.0 Feedback-ID: 01123705-0136-4193-ab6c-61d1989eb7ab:51c703a2-b031-452b-88bb-2eceb83411f2:email:epslh1 X-NSS: 01123705-0136-4193-ab6c-61d1989eb7ab Reply-To: "ng@email.nationalgeographic.com" Subject: Why human teeth went crooked; some of us do have superpowers; what gets better as you age From: National Geographic Health To: sterlingwhg@gmail.com Date: Tue, 15 Jul 2025 18:44:34 +0000 Content-Type: multipart/alternative; boundary="-=Part.301087.f03f7db37aae38ef.1980f67243c.cd90db149c9e25c7=-" X-Spam-Status: No, score=-10.7 X-Spam-Score: -106 X-Spam-Bar: ---------- X-Spam-Flag: NO ---=Part.301087.f03f7db37aae38ef.1980f67243c.cd90db149c9e25c7=- Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=UTF-8 NATIONAL GEOGRAPHIC HEALTH
Plus, where = the world=E2=80=99s healthiest people live=2E  ‌ ‌ = ;‌ ‌ ‌ ‌ ‌ ‌ &z= wnj; ‌ ‌ ‌ ‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌ 
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Thank yo= u for submitting your questions last week for the world=E2=80=99s oldest pr= acticing doctor, the 102-year-old neurologist, Dr=2E Howard Tucker=2E His <= a style=3D"color: #000000; text-decoration: none; font-weight: inherit;" hr= ef=3D"https://email=2Enationalgeographic=2Ecom/T/v6000001980f6722ae8cf345f4= bbe5c898/01123705013641930000021ef3a0bcc5/01123705-0136-4193-ab6c-61d1989eb= 7ab?__dU__=3Dv0G4RBKTXg2GtTHJDsy7ii3waBSrIwMXGZJ7x_OARFKFQAIe3mwx22JG_r9Sy1= LWLGyMVrrFIdudbYjwKGAKz6iTAgyV5XAM3SbSN-FzJU9XXpFWtSFRxbGw4nHcgLdnvWYAVcbDl= QyQtE1-NmUBscmA=3D=3D&__F__=3Dv0fUYvjHMDjRPMSh3tviDHXIoXcPxvDgUUCCPvXMWoX_0= JoZLAZABQF30xF0sKPois3VqfW5bf1WlfvPhqF6LHwNrM1q5q51hij2QR0pfK4t2gseBrBzuVPk= YdgapQA9YtAW7_YMjHcp_OfCi1dHxT1kZnJv4331v6rryac7xaMTJaWhojlgyZkNzizJH5OdZ5Y= mJWEKg229ZAVY8jIw7DOYYcW6dMetwd-fUYJGpgtJnkmuXLvlnGN8Mx51QYmgmaEzK6ycdIrZN4= DJyg0tHG9IglpMsxtxzzb13nzSE9DkqgIHvCpyAbPq1BLvr_8nZI1aiqYJXIZu5FrCfyoZKl_Mf= JiZt7wb9lUQbesHGakpdksC3IDZoavSWlp_hEQGV3S8ajnHvMrTQjPBrCXjIVlF7R7b90sPQpPo= VHFAMpSUjGKq-RMonZa-WxyCbwyB3R7FUV28zcJ24jm698XO3VEA80wCYc5AOKA3P8vTl3VaQak= LM-WjT6-28_oIzktSoIH1Koa92nlBeR2HimENCBxFlQs9UVyz8wT8HRxBv97N-Z2ckks0xWWb9g= HxbGqikq" target=3D"_blank" rel=3D"noopener" data-link-id=3D"59762d20618f11= f0a2bb2d1b8c6fa9c3">tips for longevity were awesome, so we can=E2=80=99t wait to see ho= w he responds to your provocative questions!  

In today=E2=80= =99s newsletter, we hear from the scientists studying real human superpowers and look at the research into ho= w singing can treat cognitive disorders=2E 
But first, how did we all end up having to worry about crooked teeth?
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P= hotograph by Alan/Adobe Stock

Humans used to have straighter teeth=E2=80=94what ch= anged?
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Braces, ru= bber bands, even jaw surgery=E2=80=94millions endure them in pursuit of a s= traighter smile=2E But were misaligned smiles always t= his common? Researchers are exploring how evolutionary biology, diet, a= nd modern lifestyles may have reshaped our faces=E2=80=94and our smiles=2E<= /p>
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READ MORE
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P= HOTOGRAPH by Tommy Trenchard, Panos Pictures/Redux
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Superpower= s are real=2E Okay, maybe humans can=E2=80=99t leap tall buildings in a sin= gle bound like Superman, but our bodies and brains hold the potential for m= any seemingly superhuman feats, scientists say=2E And we're just starting to learn what=E2=80=99s going on in= side the bodies and minds of people with these and other heightened abiliti= es=2E
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MEET YOUR SUPE= RHEROES
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P= HOTOGRAPH BY CHRISTINA ANZENBERGER-FINK & TON/ANZENBERGER/REDUX
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= Today=E2=80=99s newsletter was edited and curated by William O'Connor and p= roduced by  Amanda Petty=2E Did someone forward this to you? <= a style=3D"color: #000000; text-decoration: none; font-weight: inherit;" hr= ef=3D"https://email=2Enationalgeographic=2Ecom/T/v6000001980f6722ae8cf345f4= bbe5c898/01123705013641930000021ef3a0bcda/01123705-0136-4193-ab6c-61d1989eb= 7ab?__dU__=3Dv0G4RBKTXg2GtTHJDsy7ii3waBSrIwMXGZJ7x_OARFKFQAIe3mwx22JG_r9Sy1= LWLGyMVrrFIdudbYjwKGAKz6iTAgyV5XAM3SbSN-FzJU9XXpFWtSFRxbGw4nHcgLdnvWYAVcbDl= QyQtE1-NmUBscmA=3D=3D&__F__=3Dv0fUYvjHMDjRPMSh3tviDHXIoXcPxvDgUUCCPvXMWoX_0= JoZLAZABQF30xF0sKPois3VqfW5bf1WlfvPhqF6LHwIhxqu_Zi_8BShclnI7zIh2kig8int-W06= 68mnO8WjEyWloaI5YMmZDc4syR-TnWeWJiVhCoNtvWQFWPIyMOwzmGHFunTHrcHfn1GCRqYLSZ5= Jrly75ZxjfDMedUGJoJmhMyusnHSK2TeAycoNLRxvSIJaTLMbcc829d580hPQ5KoCB7wqcgGz6t= QS76__J2SNWoqmCVyGbuRawn8qGSpfzHyYmbe8G_ZVEG3rBxmpKXZLAtyA2aGr0lpaf4REBld0v= Go5x7zK00Izwawl4yFZRe0e2_dLD0KT6FRxQDKUlIxiqvkTKJ2Wvlscgm8Mgd0exVFdvM3CduI5= uvfFzt1RAPNMAmHOQDigNz_L05d1WkGpCzPlo0-vtvP6CM5LUqCIk4tWA9k58xLQXUpi-9aTZb2= wF3rzk7PuBNfQ1Csm_2mdnJJLNMVlm_YB8WxqopKg=3D=3D" target=3D"_blank" rel=3D"n= oopener" data-link-id=3D"32ef55702a8811f0ad6873dd0321258e">Sign up here= to get this newsletter and more=2E
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