This is why you're sad
Preview text: What If Sadness Isn't A Serotonin Problem?

Using this email in an article? Credit: Alessi Fit email via They Sent It, with a link to this page. Full-size image
- Subject
- This is why you're sad
- Preview text
- What If Sadness Isn't A Serotonin Problem?
- From
- info@
alessifit.com - Brand
- Alessi Fit
- ESP
- Klaviyo
- Sent
- Thu Oct 15, 2026, 10:15 AM ET
- Size
- 69 KB
- Images
- 13
- Links
- 18, 8 of them buttons
- Subject length
- 22 characters
Against Alessi Fit's usual
Sent in the 10 AM hour, which holds 32% of its emails; 33% arrive in the 9 AM hour. The subject is 22 characters; its average is 36.
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
- Alessi Fit | Dr. Derek <[email protected]>
- Subject
- This is why you're sad
- Date
- Thu, 15 Oct 2026 14:15:04 +0000
- Message-ID domain
- klaviyomail.com
- Return-Path domain
- k3.send.alessifit.com
- DKIM signature
- d=shared.klaviyomail.com s=def1; d=send.alessifit.com s=mtd1
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from (unnamed) by kmta-mta-green-….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
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Oct 15, 2026.










