free - micro-tutorial

Why there is no 'low' estrogen in perimenopause

Shifting mindsets from the old menopause narrative of decline is much easier than you think.

Watch these short videos below to get an insight into what is really happening to estrogen.

Introduction

The 4SWANs and STRAW+10 are keys to unlocking a brighter way of menstrual health thinking.

What actually happens

If there is no low estrogen in perimenopause, what does happen to hormone levels?

Why STRAW+10 makes sense

Ovarian aging has a blueprint. This means we know how things happen, but we just don't know when.

How ovarian activity shifts

When you understand what ovaries do in perimenopause, everything falls into place.

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free downloads

Here are a bundle of documents referred to in the tutorials. No email required.

IMS Recommendations

Published December 2025

STRAW+10

Published 2011

The AHA Scientific Statement 2020

Includes the 4SWANs image used

ebook - written by Fiona catchpowle

The Sensitivity To Change Framework

Why Perimenopause just got a new look!

There has never been any evidence of low oestrogen in perimenopause.

  • Find out what the real evidence says

  • Why this is good news, and makes it easier to explain to clients

  • And what recommendations the IMS make for the future of menopause education

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