Why sauna and cold plunge feel so good.
What sauna and cold plunge do to circulation, why the contrast feels so vivid, and how to start without turning it into a dare.
Dr. Mara LevittRead
Vol. 01 · Journal
March 2026 · Toronto
The cover essay · science
Why sauna and cold plunge feel so good.
Heat opens. Cold snaps everything into focus. Here is what your body is doing while the ritual works its charm.
Dr. Mara LevittMarch 12, 20267 min
Read the cover essayIn this issue: 5 pieces, no timid takes.
Published slowly · Read loudly
The archive
Every piece we’ve published.
Sorted by date. Filter by category.
A bedtime ritual worth looking forward to.
A four-night sleep ritual with fewer screens, warmer water, slower breathing, and absolutely no optimization theatre.
Vellum EditorialRead
Red light therapy, without the red flags.
The useful evidence behind red light therapy for skin, healing, and pain, with no miracle filter and no mood-killing lecture.
Dr. Mara LevittRead
Toronto bathhouses: the city likes it hot.
Toronto bathhouses began as public-health infrastructure. The rooms have changed. The attraction to shared heat has not.
Sam AditiRead
Your first sauna and cold plunge: come as you are.
A confident beginner’s guide to your first sauna and cold plunge: what to bring, what happens, and when to call it enough.
Vellum EditorialRead
Editorial notes · 01
On what we publish.
Useful enough to act on. Sharp enough to argue with. Beautiful enough to read somewhere other than a waiting room.
Editorial notes · 02
On the cadence.
We publish when we have something worth saying. Silence beats filler, every time.
Editorial notes · 03
On the contributors.
Every piece has a name on it and sources where the science matters. Opinions can flirt. Facts still have to show up dressed.
Enough reading.
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Who we are, and why we built it.
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