What's the connection between your mood and your light?

Preview text: Modern lighting may be affecting more than your sleep.

Swanwick SleepTuesday, Oct 13, 2026 at 6:00 PM EasternKlaviyo
Swanwick SleepWhat's the connection between your mood and your light?
Subject
What's the connection between your mood and your light?
Preview text
Modern lighting may be affecting more than your sleep.
From
support@swanwicksleep.com
Sent
Tue Oct 13, 2026, 6:00 PM ET
Sent to
shopswanwick.com
Size
54 KB
Images
20
Links
19, 1 of them buttons
Subject length
55 characters

Against Swanwick Sleep's usual

Sent in the 6 PM hour, which holds 9% of its emails; 20% arrive in the 8 PM hour. The subject is 55 characters; its average is 38.

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What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

From
James Swanwick <[email protected]>
Subject
What's the connection between your mood and your light?
Date
Tue, 13 Oct 2026 22:00:15 +0000 (UTC)
Message-ID domain
geopod-ismtpd-89
Return-Path domain
send.swanwicksleep.com
DKIM signature
d=swanwicksleep.com s=s1
List-Unsubscribe
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  1. by recvd-…-8n92c with SMTP
  2. from (unnamed) by geopod-ismtpd-89 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

Oct 15, 2026 6:14 AMHere’s your $29 Swanwick Cash
Oct 14, 2026 8:32 PMHere’s what your sleep problem is costing you
Oct 13, 2026 8:30 PMWelcome to Swanwick
Oct 13, 2026 6:00 PMWhat's the connection between your mood and your light? (this email)
Oct 8, 2026 8:01 PMThe 1 Pair That Does It All For You
Oct 8, 2026 3:11 AMWhat sets Swannies apart from the rest?
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