How often should I use the sauna?
Preview text: What the science says

Use this example
- Subject
- How often should I use the sauna?
- Preview text
- What the science says
- From
- heavenlyheat@
heavenlyheatsaunas.com - Brand
- Heavenly Heat Saunas
- ESP
- Klaviyo
- Sent
- Sun Sep 27, 2026, 8:00 PM ET
- Size
- 41 KB
- Images
- 13
- Links
- 14, 1 of them buttons
- Subject length
- 33 characters
Against Heavenly Heat Saunas's usual
Sent in the 8 PM hour, which holds 5% of its emails; 23% arrive in the 10 AM hour. The subject is 33 characters, the same as its average.
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
- Heavenly Heat Saunas <[email protected]>
- Subject
- How often should I use the sauna?
- Date
- Mon, 28 Sep 2026 00:00:04 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.send.heavenlyheatsaunas.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=send.heavenlyheatsaunas.com s=mtd1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from (unnamed) by kmta-mta-blue-….servers.clovesoftware.com with SMTP
Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse
Sent just before and after
| Oct 1, 2026 6:30 PM | Black Friday in October | |
| Oct 1, 2026 10:30 AM | $3,039 for a Heavenly Heat Sauna?! | |
| Sep 30, 2026 10:05 AM | A breakthrough in longevity science | |
| Sep 27, 2026 8:00 PM | How often should I use the sauna? (this email) | |
| Sep 23, 2026 11:30 AM | How to add 2hrs of deep sleep | |
| Sep 10, 2026 4:30 AM | Join the 1% | |
| Sep 10, 2026 2:30 AM | Last Call for $2,496 Off |
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Nov 3, 2026 6:30 PM
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 27, 2026.









