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perimenopause

Perimenopause vs PMS Symptoms: Key Differences

Mood swings, disrupted sleep, and irregular periods can signal either PMS or the start of perimenopause — and the distinction matters. Here's how to read your hormonal signals by pattern, not just symptom.

Menstrual Cycle Phases and Hormones Explained

Your cycle is driven by four distinct hormonal phases — each shifting estrogen, progesterone, LH, and FSH in ways that directly shape your energy, mood, and focus. Here's the science behind what you feel and why.
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