Menomorphosis: An Explanation of Perimenopause

Understanding Menomorphosis

Perimenopause is a transformation that can feel like something is wrong.

Your hormones don't just decline during perimenopause. That would be too simple.

They surge. They plummet. They twist and turn like a rollercoaster.

Estrogen might spike higher than it's been in years, then crash, then spike again.

Progesterone drops early and drops hard.

Your body is trying to recalibrate to these changes while keeping everything else running like your period, your sleep. your mood, your brain, your bones and your heart.

All of it is connected.

Most women move through perimenopause blindfolded. Nobody gave them a map.

So I created one. I call it Menomorphosis.

Researchers have their own map. It's called STRAW+10 — the Stages of Reproductive Aging Workshop — and it's the gold standard framework clinicians use to define reproductive aging based on menstrual cycle patterns and hormone levels: FSH. Estradiol. AMH

Menomorphosis translates what STRAW+10 measures into what you actually live.

Stage 1: The Subtle Beginning (Mid 30s)

Your cycles are mostly still regular but PMS hits harder now.

Energy dips for no reason.

Sleep feels... different.

You're not imagining it. Your progesterone is starting to shift.

In STRAW+10 terms, you're in the Late Reproductive Stage (-3). AMH and inhibin-B are quietly declining. FSH is starting to rise. The science calls it "late reproductive." You call it "something feels off."

This is when you build your foundation:

Track your cycles.

Find outlets for your stress. Take advantage of the growing content on nervous system regulation exercises. These are simple but surprisingly powerful.

Create routines.

Stage 2: Stress Sensitivity Phase (Late 30s to Early 40s)

Everything is starting to feel harder.

Anxiety creeps in.

Brain fog arrives.

PMS lasts two weeks or more.

Your progesterone is declining faster now.

And stress? It steals what little progesterone you have left.

This maps onto the tail end of STRAW -3 into the Early Menopausal Transition (-2). Cycle length starts to vary — seven or more days different from your usual pattern. FSH is rising. Your nervous system is feeling it before the lab work fully confirms it.

This is when you learn that stress management isn't optional anymore.

Ever considered therapy? This is the time to start.

If you were taught no was a bad word (I sure was), this is the time to get comfortable using it.

Stage 3: The Hormonal Rollercoaster (Mid 40s)

Welcome to the wild ride.

Your periods might get heavier and closer together.

Your moods swing without warning.

Weight accumulates around your middle no matter what you do.

Hot flashes might show up off and on.

Why? Because your estrogen is surging while your progesterone keeps dropping. It's not balanced anymore.

STRAW+10 calls this the Early Menopausal Transition (-2). Cycle variability becomes undeniable. Estrogen surges erratically while progesterone continues to fall. The lab criteria confirm what your body has been announcing loudly for months.

This is when you need real support.

Herbs that help you ovulate. Fiber to clear excess estrogen. Nutrients that help your brain adapt.

Stage 4: The Skipping Phase (Mid to Late 40s)

Your ovaries are getting ready to retire. Some months they ovulate. Some months they don't. Your progesterone is nearly gone. Periods become unpredictable. Hot flashes intensify. Memory lapses become normal.

STRAW+10 calls this the Late Menopausal Transition (-1). You're skipping cycles — gaps of 60 days or more between periods. FSH climbs above 25 IU/L. This is the stage STRAW+10 identifies as the most likely time for vasomotor symptoms to peak.

This is when hormone therapy might be worth considering for most women.

This is also when you get strategic about energy: Where it goes. Where it comes from. Is it balanced?

Bone and muscle loss are happening. Adequate protein is crucial. Movement is medicine.

Stage 5: The Final Stretch (Late 40s to Early 50s)

Your ovaries are about done their job. Both estrogen and progesterone are low now.

Hot flashes peak.

Sleep? When it happens, it's a gift.

Joints ache.

Your vagina starts to get dry.

Your skin changes.

You might leak when you laugh.

This stage overlaps the Late Menopausal Transition (-1) into the approach to the Final Menstrual Period. Symptoms peak as both hormones continue to fall. The body is doing the hardest work of the whole transition.

This is when you need the full toolkit: HRT. Vaginal estrogen. Bone support. Mental health support. This is not the time to tough it out.

Stage 6: Menopause and Beyond (Early to Mid 50s)

Twelve months without a period and you've arrived at menopause.

But menopause isn't an ending. It's a beginning.

Your adrenals take over the work of making some estrogen.

If you have managed your stress until now, your adrenals become your safety net.

Hot flashes may continue. Bones need protection. Heart health becomes critical.

Stage +2 continues for the rest of your life. STRAW+10 tells you where you are hormonally. Menomorphosis tells you what to do about it.

This is when you build the life you want for the next forty years.

To navigate Menomorphosis, you need to understand your hormones.

Estrogen: The Master Regulator

Estrogen runs the show in your body.

It maintains your bones.

Protects your heart.

Keeps your brain sharp.

Builds collagen in your skin.

When it surges you experience: heavy periods, breast tenderness, mood swings, bloating, migraines.

When it drops you get: hot flashes, night sweats, vaginal dryness, UTIs, mood changes, dry everything, joint pain.

Progesterone: The Calming Hormone

This is your sleep hormone.

Your anti anxiety hormone.

It protects your uterus.

Builds bone.

Calms your nervous system.

And it's the first hormone to abandon ship in perimenopause.

When it's low you experience: irregular or heavy periods, anxiety, insomnia, headaches, breast tenderness, short cycles.

Testosterone: The Vitality Hormone

It supports your muscles. Your bones. Your libido. Your energy. Your confidence.

It declines gradually but when estrogen drops faster towards the end of perimenopause, testosterone can seem relatively high. This shifts how your body handles insulin. Weight accumulates in your midsection.

When it's low you experience: no libido, crushing fatigue, muscle weakness, depression, zero motivation.

When it's high you get: acne, hair growing where you don't want it, hair thinning where you do weight in the midsection, irregular periods.

Understanding where you are is the first step.

Download my free perimenopause symptom checklist and start mapping your Menomorphosis.