PMS Symptoms and How Cycle Tracking Helps You Predict and Manage Them
What Causes PMS
PMS (premenstrual syndrome) occurs in the luteal phase (days 15–28) and is driven by progesterone’s effects on neurotransmitters. Progesterone’s metabolite (allopregnanolone) modulates GABA receptors — in some women this produces anxiety, irritability, and mood changes rather than the calming effect seen in others.
Common PMS Symptoms
Physical: bloating, breast tenderness, headache, fatigue, cramps, food cravings. Psychological: irritability, anxiety, mood swings, depressed mood, difficulty concentrating. Severe PMS affecting daily function is classified as PMDD (Premenstrual Dysphoric Disorder) — a distinct condition requiring medical treatment.
How Tracking Changes Your Experience
Knowing that your symptoms will start around day 18 and resolve at period onset fundamentally changes the experience. Instead of ‘why do I feel awful for no reason?’, you recognize a predictable pattern that has a clear end date. Logging symptoms for 2–3 cycles creates the data to see this pattern clearly.
Practical PMS Management Strategies
Supported by research: regular aerobic exercise (reduces symptom severity by 30–50%), reduced sodium and sugar in the luteal phase (reduces bloating), calcium supplementation (1200 mg/day reduces PMS symptoms in RCTs), and vitamin B6 (50 mg/day). For severe PMDD, SSRIs taken continuously or cyclically are first-line medical treatment.
Frequently Asked Questions
Track your cycle and symptoms
Open Cycle Tracker to log period dates and see when your luteal phase symptoms typically begin.
Open Cycle Tracker