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[159.127.163.22]) by mx.google.com with ESMTPS id 5614622812f47-40d02a4c1b1si7444889b6e.94.2025.07.08.11.43.19 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 08 Jul 2025 11:43:19 -0700 (PDT) Received-SPF: pass (google.com: domain of bounce@email.nationalgeographic.com designates 159.127.163.22 as permitted sender) client-ip=159.127.163.22; Authentication-Results: mx.google.com; dkim=pass header.i=@email.nationalgeographic.com header.s=ep1 header.b=mzt6YQAD; spf=pass (google.com: domain of bounce@email.nationalgeographic.com designates 159.127.163.22 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=1752000186; bh=nKSg+6IIsp+9PMhhjYta0Bn7v39JRg4h2/kXj/63cXc=; h=List-Unsubscribe:List-Unsubscribe-Post:MIME-Version:Subject:From: To:Date:Content-Type; b=mzt6YQADSOboDy7Gy6mguOlhRvki0ipY7nGhGl0UvVaSh3a4qhP1RI3KVViN280o6 qnPF9Nx0jrjzZLYffP3+8E52NnWrchNnL9NFoqL5RgezJUGSc4aSbLp4IPm8EL5JeL V38PA07HndPuPbX/sNA570Jv9w6Xl/kc3G7EEdps= Received: from [10.233.84.201] ([10.233.84.201:42798]) by pc1udsmtn2n13 (envelope-from ) (ecelerity 3.6.9.48312 r(Core:3.6.9.0)) with ECSTREAM id 13/77-13148-AB66D686; Tue, 08 Jul 2025 18:43:06 +0000 List-Unsubscribe: , List-Unsubscribe-Post: List-Unsubscribe=One-Click Message-ID: MIME-Version: 1.0 Feedback-ID: b0f0ddff-576c-4a43-9bba-2b27edbab8fa:51c703a2-b031-452b-88bb-2eceb83411f2:email:epslh1 X-NSS: b0f0ddff-576c-4a43-9bba-2b27edbab8fa Reply-To: "ng@email.nationalgeographic.com" Subject: =?UTF-8?B?RGV0ZWN0aW5nIEFsemhlaW1lcuKAmXMgaW4geW91ciAy?= =?UTF-8?B?MHM7IHN1cnByaXNpbmcgcGxhY2VzIHRvIGNoZWNrIGY=?= =?UTF-8?B?b3Igc2tpbiBjYW5jZXI7IHN1Ym1pdCBhIHF1ZXN0aQ==?= =?UTF-8?B?b24gdG8gdGhlIHdvcmxk4oCZcyBvbGRlc3QgZG9jdG9yIQ==?= From: National Geographic Health To: sterlingwhg@gmail.com Date: Tue, 8 Jul 2025 18:43:06 +0000 Content-Type: multipart/alternative; boundary="-=Part.2d938dd.e47612f5c4e8a432.197eb594850.f439ffac1c6097c5=-" X-Spam-Status: No, score=-10.7 X-Spam-Score: -106 X-Spam-Bar: ---------- X-Spam-Flag: NO ---=Part.2d938dd.e47612f5c4e8a432.197eb594850.f439ffac1c6097c5=- Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=UTF-8 NATIONAL GEOGRAPHIC HEALTH
Also, how to= run a marathon in your 70s=2E  ‌ ‌ ‌ &z= wnj; ‌ ‌ ‌ ‌ ‌ &zwnj= ; ‌ ‌ ‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌   ‌ ‌ ‌ ‌ ‌ ‌=  ‌ ‌ ‌ ‌ ‌ ‌&nb= sp;‌ 
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The (wo= rld=E2=80=99s oldest) practicing doctor is in! You loved our story on lo= ngevity tips from Dr=2E Howard Tucker, the 102-year-old neurol= ogist=2E So now we=E2=80=99re asking him your questions: What do you want t= o know about aging, longevity, or living a healthier life? 

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<= strong>Email us your questions to editor@natgeo=2Ecom=EF=BB=BF by 5 PM ET/2 PM PT Friday, July 11th w= ith the subject line =E2=80=9CQuestions for Dr=2E Tucker=2E=E2=80=9D Please include your name and as many questions as you=E2=80=99d like!&nb= sp; 
SUBMIT YOUR = QUESTION
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Now, on= to this week's stories=2E
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P= HOTOGRAPH BY KENDRICK BRINSON, NAT GEO IMAGE COLLECTION
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Wrinkles,= joint pain, gray hair=2E We spend so much time figuring out how to fight t= he signs of aging, but experts say that aging isn=E2=80=99t a bad thing=2E = Here=E2=80=99s what actually gets better with age=2E&nbs= p;
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P= HOTOGRAPHS BY JAKE CHESSUM
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Science t= ells us that a marathon runner=E2=80=99s peak performance years are between= ages 25 and 35=2E But that doesn=E2=80=99t mean they=E2=80=99re your best = years=2E Take it from these runners, all 70 and over, who crossed the finis= h line of this year=E2=80=99s Boston Marathon: You don=E2=80=99t need to let age slow you down=2E
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I= LLUSTRATION BY HYBRID MEDICAL ANIMATION, SCIENCE PHOTO LIBRARY
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P= HOTOGRAPH BY SALLY ANSCOMBE, GETTY IMAGES
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Though mo= st associate skin cancer with sunbathing, tanning beds, and botched sunscre= en application, it turns out that plenty of skin cancers occur without the = help of the sun and its potent UV rays=2E Luckily, you can always catch it = visually=2E He= re=E2=80=99s why dermatologists want you to redefine your relationship with= the skin you=E2=80=99re in=2E
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Today=E2=80=99s newsletter was edited and curated by Jennifer Baik and pro= duced by Alisher Egamov=2E Did someone forward this to you? Sign= up here=EF=BB=BF to get this newsletter and more=2E=EF=BB=BF<= /em>
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