PMS and PMDD both occur in the luteal phase of the menstrual cycle, typically the two weeks before menstruation. Although they share several symptoms, they ultimately differ in severity.
PMDD involves more severe emotional symptoms and is considered a serious mental health condition.
Many people with PMDD experience significant mental health disturbances — including suicidal thoughts, panic attacks, and paranoia — during the luteal phase of the menstrual cycle.
Key similarities
PMS and PMDD have some similarities:
- Timing: Both PMS and PMDD symptoms occur during the luteal phase and subside with the onset of menstruation.
- Physical symptoms: Both can lead to physical symptoms like bloating, breast or chest tenderness, headaches, and fatigue.
- Emotional symptoms: Mood changes, irritability, and anxiety can be present in both conditions.
- Treatment approaches: Lifestyle modifications, dietary changes, and stress management techniques are often recommended for both PMS and PMDD.
Key differences
While PMDD and PMS are similar at first glance, they’re two different conditions. PMDD is a serious mental health condition that needs treatment.
Here are the differences between PMS and PMDD:
- Severity of symptoms: PMDD symptoms are more intense and can include severe depression, irritability, and even suicidal thoughts.
- Emotional impact: While PMS may cause mild mood changes, PMDD can lead to severe mood disturbances, including feelings of hopelessness and suicidal thoughts.
- Diagnosis: PMDD is recognized as a mental health disorder in the Diagnostic and Statistical Manual of Mental Disorders (DSM). You must exhibit at least five of the listed symptoms, one of which must be mood-related, to receive a PMDD diagnosis.
- Prevalence: PMS affects up to 90%Trusted Source of people who menstruate, while PMDD is rarer, affecting 3% to 8%.
- Treatment: While PMS may be managed with lifestyle changes and over-the-counter medications, PMDD often needs to be treated with therapy, hormonal birth control, and antidepressant medication.
Tips for identification
To differentiate between PMS and PMDD, consider the following questions:
- Symptom severity: Are the emotional symptoms causing significant distress or interfering with daily life?
- Duration: Do symptoms occur consistently during the luteal phase and resolve shortly after menstruation begins?
- Functional impact: Do your symptoms severely affect your work, school, or personal relationships?
Keeping a symptom diary over two or more menstrual cycles can help you identify patterns. You could write down your symptoms in a notebook or use a period tracking app.
If you think you have PMDD, consider making an appointment with a healthcare professional who has experience in treating the condition.
The bottom line
While PMS and PMDD share some overlapping symptoms, PMDD is a more severe condition that can significantly impact quality of life.
If you experience intense emotional or physical symptoms that interfere with daily functioning, it’s important to consult a healthcare professional for proper diagnosis and treatment. With the right support, PMDD can be treated and managed well.
If you’re thinking of hurting yourself or are having suicidal thoughts, call or text the 988 Suicide and Crisis Lifeline at 988 or use the chat feature at 988Lifeline.org.
