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mental health, science, life hacks, updates about and insights from my new book about personality change.
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Olga Khazan's metrics, benchmarks, and sponsor data in one document
7K
Top 25% in Health
substack
Health
0.13%· ~9/post
(comments + likes) / subscribers
vs 0.00% category avg
Monthly
0.4 posts/week avg
Free
Category avg: $6/mo
830
newsletters in Health
Top 25% in Health
out of 830 newslettersPublishing Frequency
Monthly
Last published Apr 10, 2026
0.4 posts/week avg