Learn the change. Keep the evidence.

Plain-language reading on the years nobody prepares you for, grounded in what women actually track, written to be brought into an appointment.

LATESTQUESTIONS ANSWERED

Can perimenopause cause heart palpitations?

A flutter that arrives out of nowhere sends most women straight to the worst explanation. What estrogen actually does to heart rhythm, and when to seek care today.

JULY 27, 2026 · 6 MIN READREAD →
ALL FIELD NOTES4 PUBLISHED
QUESTIONS ANSWERED

Can perimenopause cause heart palpitations?

A flutter that arrives out of nowhere sends most women straight to the worst explanation. What estrogen actually does to heart rhythm, and when to seek care today.

JULY 27, 2026 · 6 MIN READ
SYMPTOM SPOTLIGHT

Frozen shoulder in perimenopause

A shoulder that locks up in midlife with no injury to blame is a recognized part of the transition. The three phases it moves through, and how to track it.

JULY 6, 2026 · 8 MIN READ
SYMPTOMS

Perimenopause symptoms checklist: 120+ warning signs

The ones everyone names, and the ones nobody warns you about, gathered in one place so you can find yours and bring it to a visit.

JANUARY 9, 2026 · 35 MIN READ
HORMONES

The science behind not giving a f*ck

Why the pull to keep everyone else comfortable loosens during perimenopause, and what is actually shifting in the brain when it does.

JANUARY 9, 2026 · 12 MIN READ
THE CAIRN · OUR MONTHLY LETTER

One pattern. One story. One small thing to try.

A short letter, once a month, what the beta is teaching us, one woman's pattern (shared with permission), and a single doable practice. No hype, no hormone-cure ads.

THE CAIRN
The pattern was always there.

This month: why "brain fog follows short sleep" was confirmed for 14 women in the beta, the story of a reader who brought her record to a new provider, and a two-minute wind-down that kept showing up on easier days.

NO. 04 · JULY 2026