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Understanding PMDD

What is PMDD?

Many people notice emotional changes before their period, but PMDD–premenstrual dysphoric disorder–is more than mood swings. It's a severe, cyclical condition that can disrupt work, relationships, and daily life. 

What is PMDD?

Many people notice emotional changes before their period, but PMDD—premenstrual dysphoric disorder—is more than mood swings. It’s a severe, cyclical condition that can disrupt work, relationships, and daily life.

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PMDD isn’t ‘just PMS’ 

It’s a real, diagnosable condition affecting 1 in 20, driven by biology–not willpower.

What is PMDD?

Many people notice emotional changes before their period, but PMDD—premenstrual dysphoric disorder—is more than mood swings. It’s a severe, cyclical condition that can disrupt work, relationships, and daily life.

Light - Big Horizontal image 5_edited_edited.jpg

PMDD isn’t ‘just PMS’ 

It’s a real, diagnosable condition affecting 1 in 20*, driven by biology–not willpower.

What Causes PMDD?

PMDD isn’t just about hormones—it’s about how your body responds to them. People with PMDD have a unique sensitivity to normal hormonal changes, affecting mood, energy, and overall well-being.

The Science Behind It

Hormonal Sensitivity

Normal hormonal levels, but heightened brain response 

Genetics Matter

PMDD runs in families, certain gene variations increase vulnerability

Brain Chemistry

Serotonin and GABA alterations affect mood and stress regulation

Inflammation & Stress

Higher inflammation and cortisol levels can worsen symptoms

What Causes PMDD?

PMDD isn’t just about hormones—it’s about how your body responds to them. People with PMDD have a unique sensitivity to normal hormonal changes, affecting mood, energy, and overall well-being.

Hormonal Sensitivity

Normal levels, but heightened brain response 

Genetics Matter

PMDD runs in families–certain gene variations increase vulnerability

Brain Chemistry

Hormonal fluctuations impact mood and stress regulation, particularly serotonin and GABA

Inflammation & Stress

Linked to higher inflammation and cortisol levels, which can worsen symptoms

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The Luteal Shift: When the Tides Turn

PMDD symptoms tend to hit during the luteal phase–the second half of the menstrual cycle, lasting almost half the cycle.

Pie chart graphic showing the 4 phases of a menstrual cycle.
Why Early vs Late Matters

We break it into two phases because hormonal changes affect emotions differently.
 

Early Luteal

Rising progesterone → Irritability, lower stress tolerance

Late Luteal

Dropping hormones → Sadness, anxiety, fatigue, emotional overwhelm

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Why Early vs Late Matters

We break it into two phases because hormonal changes affect emotions differently.
 

Early Luteal

Rising progesterone—Irritability, lower stress tolerance

Late Luteal

Dropping hormones—Sadness, anxiety, fatigue, emotional overwhelm

Premenstrual Dysphoric Disorder, or PMDD, is a condition where someone experiences severe mood swings and other symptoms that come and go in a predictable pattern related to their menstrual cycle. These symptoms usually start in the second half of the cycle, just before menstruation begins, and get better a few days after menstruation starts. About 5.5%  (1 in 20) of women and people assigned female at birth who are in their childbearing years may have this disorder. PMDD is linked to the menstrual cycle but isn't caused by having too much or too little of any hormone. Instead, it's thought to be due to the brain's strong negative response to the normal changes in the hormones estrogen and progesterone.

What is PMDD?

Gradient graphic of a wave.
minimalist line drawing of a female crossstepping on a surfboard

Why Early vs Late Matters

We break the luteal phase into two parts because hormonal changes affect emotions differently.

Early Luteal

Rising progesterone—Irritability, lower stress tolerance

Late Luteal

Dropping hormones—Sadness, anxiety, fatigue, overwhelm

Image 4-1-25 at 7_edited.jpg
Image 4-1-25 at 7_edited.jpg

Early Luteal

Rising progesterone—Irritability, lower stress tolerance

Late Luteal

Dropping hormones—Sadness, anxiety, fatigue, overwhelm

Why Early vs Late Matters

We break the luteal phase into two parts because hormonal changes affect emotions differently.

PMDD & Relationships

PMDD doesn't just affect you–it affects those around you, and can lead to:

Increased misunderstandings

Heightened conflict

Emotional distance

What Can Help?

Tracking Symptoms

 Identify patterns and anticipate PMDD phases

A Supportive Network

Awareness, communication and shared understanding reduces relationship strain

Medical Support

Reach out to a medical professional who can assess your needs

Finding the tools that work for you can change your life. 

We help you navigate PMDD by focusing on:

1

Recognizing Patterns

 Identifying symptom trends for better management

2

Fostering Connection

Strengthening your emotional bonds

3

Building Resilience

Developing strategies to handle PMDD w/ confidence

Wave Rider's Approach

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PMDD looks different for everyone.

PMDD is something you face, not who you are. Symptoms vary, and what helps one person may not help another. But you’re not aloneunderstanding PMDD is the first step to managing it, and Wave Rider is here with support.

We help you navigate PMDD by focusing on:

1

Fostering Connection

Strengthening emotional bonds

2

Recognizing Patterns

 Identifying symptom trends for better management

3

Building Resilience

Developing strategies to handle PMDD with confidence

Our Approach

  • Luteal Health is for education and support—not medical care. We don’t diagnose, treat, or provide therapy. Always consult a healthcare professional for medical or mental health concerns. If you’re struggling, professional support can help. Talk to a doctor, therapist, or 24/7 confidential crisis line (988) for the care you deserve.

  • PMDD affects an estimated 1.6%-5% of menstruating individuals, depending on diagnostic criteria. Many go undiagnosed due to symptom overlap with other conditions and general lack of awareness.

    • Premenstrual Dysphoric Disorder. The Lancet Psychiatry, 4(6), 483-491.

    • Yonkers, K. A., et al. (2008). Premenstrual Dysphoric Disorder. The Lancet, 371(9619), 1200–1210.

    • Steiner, M., et al. (2003). The pathophysiology of PMDD. Archives of Women's Mental Health, 6(2), 81–88.

    • Harvard Health Publishing. (n.d.). The biology of PMDD. Harvard Medical School.

    • Gingnell, M., et al. (2022). Hormonal sensitivity in PMDD. Frontiers in Psychiatry.

    • National Institutes of Health (NIH). (2021). Genetic predisposition in PMDD. NIH Research Reports.

    • Osborne, L. M., et al. (2021). The role of inflammation and cortisol in PMDD. Biological Psychiatry.

Additional Information

  • Luteal Health is for education and support—not a substitute for clinical care. We don’t diagnose, treat, or provide therapy. Always consult a healthcare professional for medical or mental health concerns. If you’re struggling, professional support can help. Talk to a doctor, therapist, or 24/7 confidential crisis line (988) for the care you deserve.

  • PMDD estimates range widely, depending on how and who you ask. PMDD affects an estimated 1.6%-5% of menstruating individuals, depending on diagnostic criteria. Many go undiagnosed due to symptom overlap with other conditions and general lack of awareness.

    • Premenstrual Dysphoric Disorder. The Lancet Psychiatry, 4(6), 483-491.

    • Yonkers, K. A., et al. (2008). Premenstrual Dysphoric Disorder. The Lancet, 371(9619), 1200–1210.

    • Steiner, M., et al. (2003). The pathophysiology of PMDD. Archives of Women's Mental Health, 6(2), 81–88.

    • Harvard Health Publishing. (n.d.). The biology of PMDD. Harvard Medical School.

    • Gingnell, M., et al. (2022). Hormonal sensitivity in PMDD. Frontiers in Psychiatry.

    • National Institutes of Health (NIH). (2021). Genetic predisposition in PMDD. NIH Research Reports.

    • Osborne, L. M., et al. (2021). The role of inflammation and cortisol in PMDD. Biological Psychiatry.

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