Newsletter Insights — independent newsletter & sponsorship data across 40K+ newsletters
Browse all →
How to prepare for longevity with an 86-year-old retired psychologist as your guide.
Enter your email and we'll send your inquiry to the Newsletter Insights team.
Tell us your brand and audience. We send back 10-15 newsletters matched to your brief, with sponsor history and CPM ranges per placement.
$300·2-3 working days·refunded if we can't deliver
See what's includedAging Well Newsletter's metrics, benchmarks, and sponsor data in one document
13K
Top 10% in Health
substack
Health
+4.2%
0.64%· ~83/post
(comments + likes) / subscribers
vs 0.00% category avg
Weekly
1.0 posts/week avg
vs 1.0/week category avg
Free
Category avg: $5/mo
444
newsletters in Health
Top 10% in Health
out of 444 newslettersPublishing Frequency
Weekly
Last published Oct 16, 2026
Usually publishes Fri
1.0 posts/week avg