06/27/2024 2:16 p.m.

Premenstrual Dysphoric Disorder (PMDD) Symptoms, Causes, and Treatment

Dr. Niels van de Roemer
Dr. Niels van de Roemer Medical Adviser

What is PMDD?

While many experience mood swings and discomfort before their period, premenstrual dysphoric disorder (PMDD) is a much more severe condition. Affecting around 5–8% of menstruating individuals, PMDD causes intense emotional, psychological, and physical symptoms in the second half of the cycle, often resembling depression or anxiety disorders. Recognized as a clinical diagnosis in the DSM-5, PMDD can significantly impact daily life. This article explains how PMDD differs from PMS and what support is available.

What are typical symptoms of PMDD?

PMDD symptoms can vary from person to person but typically follow a recurring, cycle-related pattern. The most common symptoms include:

  • Severe depression
  • Extreme irritability
  • Anxiety
  • Mood swings
  • Sleep problems

To be diagnosed with PMDD, symptoms must be clearly linked to the menstrual cycle and occur in multiple consecutive cycles. Unfortunately, these symptoms are often mistaken for “normal mood swings” or typical premenstrual discomfort, a misunderstanding that can have serious consequences for mental health.

Difference between PMS and PMDD

While PMS typically involves mild to moderate symptoms like food cravings, water retention, or irritability, PMDD is far more intense. The key difference lies in the severity of symptoms and the level of impairment they cause:

Prevalence:

  • PMS: Affects up to 75% of menstruating individuals
  • PMDD: Affects only about 5–8% of women of reproductive age

Symptoms

  • PMS: Mainly physical symptoms such as breast tenderness, bloating, headaches, and fatigue
  • PMDD: Primarily severe psychological symptoms like depression, irritability, anxiety, and emotional instability

Severity:

  • PMS: Symptoms are usually mild to moderate and have little impact on daily life
  • PMDD: Symptoms are intense, highly disruptive, and may lead to social withdrawal, inability to work, or relationship conflicts

Cycle dependence:

  • Both occur during the luteal phase (after ovulation until menstruation)
  • PMDD: Symptoms typically disappear abruptly with the onset of menstruation

Diagnosis:

  • PMS: Identified through self-observation and typical physical symptoms
  • PMDD: Requires a clinical diagnosis based on DSM-5 criteria, tracked over at least two menstrual cycles

Mental health impact:

  • PMS: Irritability or mood swings may occur but are generally manageable
  • PMDD: Deep depression, anxiety, panic attacks, and emotional breakdowns are common

Treatment:

  • PMS: Often managed effectively with lifestyle changes (e.g. diet, exercise, sleep)
  • PMDD: Often requires psychotherapy and/or medication for effective treatment
Reasons and causes

What are the causes of PMDD?

Despite intensive research efforts, the exact causes of PMDD are not yet fully understood. One major factor associated with this condition is hormonal changes in the menstrual cycle. Normally, the menstrual cycle should be controlled by a sophisticated interplay of different hormones, including oestrogen and progesterone. These hormones influence a woman's mood, sleep patterns, and sensitivity to pain.

However, women with PMDD appear to have an increased sensitivity to these hormonal fluctuations. One possible explanation for this could lie in the role of the neurotransmitter serotonin. Serotonin is a chemical messenger in the brain that plays a key role in the regulation of mood and emotional well-being. It is thought that hormonal changes during the menstrual cycle can affect serotonin levels, which in turn exacerbates the emotional symptoms of PMDD.

Diagnosis

How is PMDD identified?

The diagnosis of PMDD is based on established criteria from the DSM-5. Key requirements include:

  • Cycle-related symptoms during the luteal phase
  • Significant impairment in daily life, work, or social relationships
  • At least one core psychological symptom such as irritability, depression, or anxiety
  • Symptom tracking over a minimum of two menstrual cycles

A common tool for diagnosis is cycle tracking and using tools like Daysy or Lady-Comp, which help identify patterns and the link between symptoms and specific phases of the menstrual cycle.

Recognizing, acknowledging, and addressing PMDD

Premenstrual Dysphoric Disorder (PMDD) is a severe and often overlooked condition that can profoundly impact a woman's mental, physical, professional, and social well-being. Early recognition, a precise diagnosis, and a personalized treatment plan are key to effectively managing symptoms and improving quality of life. The sooner these steps are taken, the more control can be gained over the condition.

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FAQs

How can I tell if I have PMDD?

PMDD is primarily characterized by intense psychological symptoms such as depression, anxiety, extreme irritability, or emotional instability, which typically occur during the second half of the menstrual cycle. If these symptoms significantly affect your daily life, relationships, or work, and disappear suddenly with the onset of menstruation, it may be time to seek medical advice for a possible PMDD diagnosis.

Can PMDD be treated without medication?

In mild to moderate cases, lifestyle changes, a hormone-friendly diet, adequate sleep, and regular exercise can help alleviate symptoms. Psychotherapeutic approaches, such as cognitive behavioral therapy, have also proven effective. However, in more severe cases, a combination of medication and therapy is often necessary.

Why is cycle tracking important for PMDD?

Cycle tracking is a crucial tool for recognizing the connection between emotional and physical symptoms and the different phases of the menstrual cycle. By documenting symptoms daily, you can determine whether they recur cyclically, which is essential for diagnosing PMDD. Additionally, it helps doctors and therapists assess the effectiveness of treatments and adjust care accordingly. Cycle computers like Daysy or Lady-Comp provide reliable, precise cycle data to support this process.

1) https://psycnet.apa.org/record/2013-14907-000

2) https://pubmed.ncbi.nlm.nih.gov/26351143/

3) https://pubmed.ncbi.nlm.nih.gov/26377947/

4) https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3118460/

5) https://link.springer.com/article/10.1007/

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