PMOS: The New Name For PCOS

Polycystic Ovary Syndrome (PCOS) has a new name. It is now called Polyendocrine Metabolic Ovarian Syndrome, or PMOS. The change was announced in May 2026 after years of research and consultation with people living with the condition.

The new name is designed to match what the condition actually is because PCOS was never about cysts. The old name created confusion for patients and clinicians, it also led to delays in diagnosis and treatment.

PCOS new name is PMOS because PMOS focuses on the real drivers: hormones, metabolism and ovarian function. It reflects the whole picture, rather than one part of it.

Why the name changed

Researchers and international health groups have been working on this update for more than a decade. They found that the old name did not match the science. Many people were told they had cysts when they did not, while others were dismissed because their ultrasound looked normal.

The new name helps shift the focus to the areas that matter most:

• Hormonal patterns

• Insulin resistance

• Metabolic health

• Reproductive symptoms

• Long term wellbeing

  
  

This change aims to support earlier diagnosis and better care.

What PMOS describes

PMOS is a condition that affects several body systems. It can influence:

• menstrual cycles

• ovulation

• insulin sensitivity

• weight changes

• skin and hair patterns

• mood and energy

• fertility

  
  

It is a lifelong condition that can look different from person to person. The new name helps clinicians take a broader view and consider the full range of symptoms.

What this means for your care

If you were diagnosed with PCOS, your diagnosis is still valid, it’s just had a name change. Over the next few years you may see updated terms in:

• medical letters

• guidelines

• research papers

• health websites

• clinical conversations

  
  

Your treatment plan does not need to change because of the new name. The goal is still to support your hormones, metabolism and overall health.

PCOS new name is PMOS - Why this matters

A clear and accurate name helps reduce stigma and confusion and it also helps people understand that PMOS is not caused by cysts or something they did wrong. It is a complex health condition that deserves proper attention and support.

This update is a positive step for patients, clinicians and researchers. It brings the language in line with the science and helps create a more accurate foundation for care.

We are here to support you

At Sage Dietitians, we love supporting people with PMOS. You deserve care that feels clear, calm and evidence based. If you are living with PMOS and want support with your hormones, metabolism or everyday eating, we would be glad to help.

You can book an appointment here or schedule a quick chat on a discovery call with one of our dietitians.

New name for PCOS: PMOS