Missing periods
amenorrhea
Closest connections · tap one to go there
When periods stop for three months or more outside pregnancy, breastfeeding or menopause, it's a signal worth getting curious about. Reasons range from stress and under-fuelling to PCOS or thyroid changes.
You might notice
- no period for three months or more
- a cycle that stretched out, then stopped
- periods that paused during a stressful stretch
- periods that faded with heavy training or eating less
- periods that haven't returned after stopping the pill
Who can help
- Dr. Hannah Moore · Naturopathic Doctor (ND)Profile →
- Dr. Michelle Cárdenas, ND · Naturopathic Doctor (ND)Profile →
- Dr. Laura Ismail · M.D., Obstetrics & GynaecologyProfile →
A naturopathic doctor, nurse practitioner or women's health doctor is a good first stop. Acupuncture is often a gentle support alongside.
See everyone for your cycle →Where it can overlap
- HA (hypothalamic)
Missing periods is the defining feature of HA (hypothalamic). Established
- Under-fuelling (LEA)
Missing periods is commonly associated with under-fuelling (LEA). Established
- PCOS / PMOS
Missing periods can overlap with PCOS / PMOS. Established
- After birth control
Missing periods can be part of after birth control. Established
- Underactive thyroid
Missing periods is often explored alongside underactive thyroid. Established
- Irregular periods
Missing periods can overlap with irregular periods. Associated
2 more threads +Fewer threads −
- Stress
Missing periods can overlap with stress. Associated
- Overactive thyroid
Missing periods can overlap with overactive thyroid. Associated
Established: well documented · Associated: linked, not a cause · Emerging: early research · Woo exploration: worth exploring, not yet sourced. A link isn't a cause.
Keep exploring
8 sources · how we checked
Everything on this page was researched from clinical guidance, government health sources and published reviews first, then single studies. Where a connection is only worth exploring, it says so.
- Amenorrhea Cleveland Clinic · 2023 · Academic medical centre
- Endocrine Society experts issue Clinical Practice Guideline on hypothalamic amenorrhea Endocrine Society · 2017 · Professional medical organisation
- Functional Hypothalamic Amenorrhea: An Endocrine Society Clinical Practice Guideline Endocrine Society (The Journal of Clinical Endocrinology & Metabolism) · 2017 · Clinical guideline
- Missed or late periods NHS (UK National Health Service) · 2026 · Government health source
- Polycystic ovary syndrome Office on Women's Health, U.S. Department of Health and Human Services · 2025 · Government health source
- Polyendocrine metabolic ovarian syndrome (PMOS) NHS (UK National Health Service) · 2026 · Government health source
- Thyroid disease Office on Women's Health, U.S. Department of Health and Human Services · 2026 · Government health source
- What causes amenorrhea? Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD), NIH · 2017 · Government health source
A note from Woo: Body Map is here to help you explore and ask better questions. It isn't a diagnostic tool or a substitute for medical care. Relationships shown here represent areas that may be associated or worth exploring, not a diagnosis or statement of cause.
if this landed, here’s where to go next
Article · On our SubstackWho Should You See? What is a Practitioner? Back on the mapEverything in Hormones + cycle Step back inside the area and see what lives beside it.On The WooTalk it through in Body & Cycles Questions and what helped, from Woo girls.Quiz · 8 questionsWhat's Your Aura? A little read on how you move through the world. Take the quiz.


