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The science behind staying sharp

Meet the ingredients doing the mental heavy lifting

VitaHustleMonday, Aug 24, 2026 at 5:00 PM EasternKlaviyo
VitaHustleThe science behind staying sharp
Subject
The science behind staying sharp
Preview text
Meet the ingredients doing the mental heavy lifting
From
hello@vitahustle.com
Sent
Mon Aug 24, 2026, 5:00 PM ET
Size
46 KB
Images
13
Links
16, 2 of them buttons
Subject length
32 characters

Against VitaHustle's usual

Sent in the 5 PM hour, which holds 8% of its emails; 43% arrive in the 6 AM hour. The subject is 32 characters; its average is 29.

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From
VitaHustle <[email protected]>
Subject
The science behind staying sharp
Date
Mon, 24 Aug 2026 21:00:35 +0000 (UTC)
Message-ID domain
geopod-ismtpd-112
Return-Path domain
send.vitahustle.com
DKIM signature
d=vitahustle.com s=kl2
List-Unsubscribe
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  1. by recvd-…-p7qd8 with SMTP
  2. from (unnamed) by geopod-ismtpd-112 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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Sent just before and after

Aug 26, 2026 6:01 AMYour $7.55 credit is set to expire
Aug 25, 2026 8:36 PMYou're so close!
Aug 24, 2026 8:34 PMLike what you see?
Aug 24, 2026 5:00 PMThe science behind staying sharp (this email)
Aug 19, 2026 6:15 AMSmoother mornings start here
Aug 17, 2026 6:15 AMThe #1 cause of clumpy shakes
Aug 15, 2026 7:30 AMIt’s back to school, not back to chaos

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