Is the extra daylight masking your fatigue?
Preview text: Professional sleep insights you can get from your own bed or a hotel room
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- Subject
- Is the extra daylight masking your fatigue?
- Preview text
- Professional sleep insights you can get from your own bed or a hotel room
- From
- newsletter@
sleepdoctor.com - Brand
- Sleep Doctor
- ESP
- Klaviyo
- Sent
- Mon May 25, 2026, 3:30 PM ET
- Sent to
- singularsleep.com, sleepdoctor.com
- Size
- 72 KB
- Images
- 12
- Links
- 26, 12 of them buttons
- Subject length
- 43 characters
Against Sleep Doctor's usual
Sent in the 3 PM hour, which holds 4% of its emails; 23% arrive in the 9 AM hour. The subject is 43 characters; its average is 37.
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- From
- Sleep Doctor <[email protected]>
- Subject
- Is the extra daylight masking your fatigue?
- Date
- Mon, 25 May 2026 19:30:07 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-106
- Return-Path domain
- email.sleepdoctor.com
- DKIM signature
- d=sleepdoctor.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from o1331.shared.klaviyomail.com [167.89.0.134] by our receiving server with ESMTPS
- by recvd-…-chwvh with SMTP
- from (unnamed) by geopod-ismtpd-106 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
Sent just before and after
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| May 25, 2026 3:30 PM | Is the extra daylight masking your fatigue? (this email) | |
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