Polycystic Ovary Syndrome (PCOS) falls under the Women’s Health category.

Evidence-based

Polycystic Ovary Syndrome (PCOS)

Written by:

Morgan Pfiffner, Brady Holmer

Fact-checked by:

Marina Shkayeva, Graham Walker

•Last Updated: November 20, 2025

Polycystic ovary syndrome (PCOS) is a hormone disorder that is common among women of reproductive age. PCOS is often caused by high androgen levels and frequently involves infertility, cysts on the ovaries, and metabolic abnormalities.

Written by:

Fact-checked by:

Last Updated:November 20, 2025

Research Snapshot

32 references on this page

22,874 participants in 26 trials and 30 meta-analyses

Examine Evidence Grades

ABody Mass Index (BMI) + 2 more

BBlood glucose + 69 more

Overview

What is PCOS?

What are the main signs and symptoms of PCOS?

How is PCOS diagnosed?

What are some of the main medical treatments for PCOS?

Have any supplements been studied for PCOS?

How could diet affect PCOS?

Are there any other treatments for PCOS?

What causes PCOS?

Examine Database: Polycystic Ovary Syndrome (PCOS)

21 outcomes

27 outcomes

25 outcomes

26 outcomes

16 outcomes

17 outcomes

Aerobic Exercise

5 outcomes

14 outcomes

13 outcomes

N-Acetylcysteine

14 outcomes

9 outcomes

Alpha-Linolenic Acid

12 outcomes

3 outcomes

11 outcomes

Green Tea Extract

6 outcomes

High-Intensity Interval Training

10 outcomes

2 outcomes

1 outcome

2 outcomes

Resistance Training

2 outcomes

Resistant Starch

6 outcomes

Research FeedRead all studies

Frequently Asked Questions

Does PCOS increase hunger?

Can you still get pregnant if you have PCOS?

Why does PCOS lead to excess hair growth?

Can a low-carbohydrate diet help with PCOS?

Will losing weight help with PCOS?

Is exercise beneficial for women with PCOS?

References

Examine Database References