Ageing is not fixed: what actually slows it?
Preview text: The evidence vs. the hype on living longer and healthier
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- Subject
- Ageing is not fixed: what actually slows it?
- Preview text
- The evidence vs. the hype on living longer and healthier
- From
- hello@
theproof.com - ESP
- Klaviyo
- Sent
- Fri Oct 2, 2026, 1:01 AM ET
- Size
- 107 KB
- Images
- 20
- Links
- 25, 7 of them buttons
- Subject length
- 44 characters
Against The Proof with Simon Hill's usual
Sent in the 1 AM hour, which holds 9% of its emails; 26% arrive in the 7 PM hour. The subject is 44 characters; its average is 40.
Email headers
What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.
- From
- Simon Hill <[email protected]>
- Subject
- Ageing is not fixed: what actually slows it?
- Date
- Fri, 02 Oct 2026 05:01:03 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-113
- Return-Path domain
- send.theproof.com
- DKIM signature
- d=theproof.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- by recvd-…-b9xcp with SMTP
- from (unnamed) by geopod-ismtpd-113 with HTTP
Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID
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Same ESP and the closest weekly volume, sent on Oct 2, 2026.
