PMOS can look different for everyone

Learn how PMOS may show up, why symptoms can be difficult to connect, and how a clear health history can support more focused conversations with your care team.

Prepare for care

What is PMOS?

Polyendocrine metabolic ovarian syndrome (PMOS) is a common, long-term hormonal condition. Its name reflects that it can involve several hormone systems, metabolism and the ovaries.

Why PCOS was renamed PMOS

Because it touches different areas of health, PMOS may affect periods, skin and hair, energy, mood and metabolic health. Which symptoms appear, and how strongly, varies from person to person and can change over time.

There is no single PMOS experience.

PMOS can show up in different ways

Symptoms may appear across several areas of health, and they may change over time. These are some of the ways PMOS is commonly described.

Changes to how often periods arrive are one of the most commonly described signs. Some people have no clear pattern at all.

  • Irregular or infrequent periods
  • Periods that stop for several months
  • Cycles that are hard to predict

Higher levels of hormones called androgens can show up on the skin and hair, sometimes long before other signs.

  • Extra hair growth on the face or body
  • Persistent acne
  • Thinning hair on the scalp

Many people describe tiredness that is hard to explain and that rises and falls over weeks or months.

  • Ongoing fatigue
  • Disrupted or unrefreshing sleep
  • Energy that changes from week to week

PMOS is linked with mental health as well as physical health. These experiences are common and worth raising with your care team.

  • Anxiety
  • Low mood
  • Difficulty concentrating

PMOS can affect how the body uses insulin, which may be checked by a doctor through routine tests.

  • Weight changes that feel hard to manage
  • Signs of insulin resistance
  • Darker, velvety patches of skin
Josie's full symptom log, with today's tracked areas and fatigue returning more often over eight weeks

Connecting the dots

Why the full picture matters

Symptoms show up at different times and in different parts of your body. Seen together, they start to make sense.

  • Symptoms in one place

    Bring cycle changes, skin, sleep, energy, mood and physical symptoms together.

  • Changes over time

    Notice what appears occasionally, what returns and what may be shifting.

  • Relevant context

    Keep medication, routines and optional cycle information alongside what you notice.

  • Clearer care conversations

    Use a more complete history to prepare questions and explain your experience.

Keep reading

Learn more about PMOS

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FAQ

Questions about PMOS

More answers in Help, or read how we build Josie in Our approach.

PMOS is diagnosed by a healthcare professional. This usually involves talking through your symptoms and history, a physical examination and tests such as blood tests, and sometimes an ultrasound. Other conditions with similar symptoms are ruled out first. A GP is a good place to start.

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