This is why your head hurts at 4pm
Preview text: One tool. Three lens tiers. 35% off with EMR-TEK35
No image available for this email.
- Subject
- This is why your head hurts at 4pm
- Preview text
- One tool. Three lens tiers. 35% off with EMR-TEK35
- From
- info@
emr-tek.com - Brand
- EMR-Tek
- ESP
- Klaviyo
- Sent
- Sat Aug 1, 2026, 1:21 PM ET
- Sent to
- emr-tek.com
- Size
- 92 KB
- Images
- 5
- Links
- 7, 3 of them buttons
- Subject length
- 34 characters
Against EMR-Tek's usual
Sent in the 1 PM hour, which holds 5% of its emails; 25% arrive in the 11 AM hour. The subject is 34 characters; its average is 42.
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
- EMR-TEK <[email protected]>
- Subject
- This is why your head hurts at 4pm
- Date
- Sat, 01 Aug 2026 17:21:01 +0000
- Message-ID domain
- shopify.com
- Return-Path domain
- mailerxmn.emr-tek.com
- DKIM signature
- d=mailerxmn.emr-tek.com s=pdk1
- List-Unsubscribe
- Present, one-click
- Feedback-ID sender
- shopify
Servers it passed through, newest first
- from 244-78.mailer.shopify.com [159.112.244.78] by our receiving server with ESMTPS
- by … with HTTP
Other sending headers (names only): X-Mailgun-Sid, X-Mailgun-Tag, X-Mailgun-Rewrite-Sender-Header, X-Mailgun-Suppressions-Bypass
Sent just before and after
| Aug 4, 2026 11:33 AM | Missed 35% OFF? Don’t Miss 30% OFF | |
| Aug 3, 2026 11:01 AM | End of Summer: 35% off everything | |
| Aug 2, 2026 11:01 AM | 35% off the full lineup. Code EMR-TEK35 at checkout · Resent | |
| Aug 1, 2026 1:21 PM | This is why your head hurts at 4pm (this email) | |
| Jul 31, 2026 11:01 AM | Morning bright light. Evening blue-block. The protocol most sleep advice skips | |
| Jul 30, 2026 11:54 AM | It's not the food. It's not the sleep. It's the input almost nobody's tracking | |
| Jul 28, 2026 2:00 PM | How elite athletes actually recover |
More from EMR-Tek
All EMR-Tek emailsFlash Sale: 50% Off Just for You!
Nov 6, 2026 11:49 AM
Nov 5, 2026 8:39 PM
Meet Our Bestseller: The Inferno
Nov 5, 2026 11:48 AM
How long to use your Firewave?
Nov 5, 2026 11:06 AM
Nov 4, 2026 11:47 AM
Nov 4, 2026 10:06 AM
How long should you use your red light?
Nov 3, 2026 10:25 AM
Nov 2, 2026 1:05 PM







