Why Women’s Sleep Falls Apart: Hormones, REM Instability, and Brain Fog Explained

Why Women’s Sleep Falls Apart: Hormones, REM Instability, and Brain Fog Explained

March 17, 2026 · 49 min · Season 1 · Episode 12

About this episode

This episode explores the unique challenges women face regarding sleep throughout their lives, including hormonal changes and their effects on rest.

Welcome back to Sleep Reimagined, where we explore what it truly means to get restorative rest and why it’s so much more than just clocking hours in bed. In today’s episode, host Nyree Penn dives deep into the often-overlooked, uniquely female experience of sleep across the lifespan. Why does sleep seem to fall apart right before your period, or during perimenopause? What’s really behind those 3 AM awakenings, postpartum brain fog, or that spike in anxiety during your 20s and 30s even when yo...

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