So, can you reset your circadian rhythm?
Preview text: Bedtime is only part of the equation. Your surroundings matter more than you'd expect
No image available for this email.
- Subject
- So, can you reset your circadian rhythm?
- Preview text
- Bedtime is only part of the equation. Your surroundings matter more than you'd expect
- From
- newsletter@
sleepdoctor.com - Brand
- Sleep Doctor
- ESP
- Klaviyo
- Sent
- Wed Aug 12, 2026, 12:05 PM ET
- Sent to
- United States (sleepassociation.us)
- Size
- 88 KB
- Images
- 13
- Links
- 29, 11 of them buttons
- Subject length
- 40 characters
Against Sleep Doctor's usual
Sent in the 12 PM hour, which holds 17% of its emails; 23% arrive in the 9 AM hour. The subject is 40 characters; its average is 37.
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
- Sleep Doctor <[email protected]>
- Subject
- So, can you reset your circadian rhythm?
- Date
- Wed, 12 Aug 2026 16:05:58 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-41
- Return-Path domain
- email.sleepdoctor.com
- DKIM signature
- d=sleepdoctor.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- by recvd-…-qnh6b with SMTP
- from (unnamed) by geopod-ismtpd-41 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
| Aug 19, 2026 9:19 AM | Treating sleep apnea changes more than sleep | |
| Aug 16, 2026 9:36 AM | The five habits good sleepers share | |
| Aug 13, 2026 12:00 PM | The best mattress for couples, ranked | |
| Aug 12, 2026 12:05 PM | So, can you reset your circadian rhythm? (this email) | |
| Aug 12, 2026 10:09 AM | The best mattress for couples, ranked | |
| Aug 10, 2026 12:02 PM | How to get a CPAP prescription (and what comes next) | |
| Aug 9, 2026 12:51 PM | Our #1 most-asked sleep question |
More from Sleep Doctor
All Sleep Doctor emailsInsomnia or sleep apnea — how to tell
Nov 11, 2026 8:00 AM
A gift with your home sleep test
Nov 9, 2026 1:28 PM
What I’d check before Black Friday
Nov 8, 2026 9:00 AM
We’re there for what comes next
Nov 5, 2026 10:00 AM
Quiet sleepers can have sleep apnea too
Nov 4, 2026 10:00 AM
CPAP, sleep tests, and your insurance
Nov 2, 2026 10:00 AM
Sleep habits that survive the time change
Nov 1, 2026 8:00 AM
Oct 29, 2026 10:00 AM







