Eterna: The Healthspan Room

Dr. Renée Allen on hormones, peptides, and longevity medicine — evidence-based guidance to restore your vitality and extend your healthspan at every stage.

The Healthspan Room Blog Posts

Progesterone and Sleep: The Connection Your Doctor May Not Have Mentioned

Progesterone and Sleep: The Connection Your Doctor May Not Have Mentioned

Progesterone and Sleep: The Connection Your Doctor May Not Have MentionedDr. Renée Allen
Published on: 20/07/2026

If you've been struggling with sleep since your early forties, your habits may not be the problem. Board-certified OBGYN Dr. Renée Allen explains the hormone-sleep connection most physicians miss — and what oral micronized progesterone can do for perimenopausal and menopausal women.

hormonesprogesteronesleepperimenopausemenopauseBHRTwomens healthhormone therapybioidentical hormonesinsomnia
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5 Things Most Women Assume About Their Body Before Pregnancy That Aren't True

5 Things Most Women Assume About Their Body Before Pregnancy That Aren't True

5 Things Most Women Assume About Their Body Before Pregnancy That Aren't TrueDr. Renée Allen
Published on: 20/07/2026

Feeling fine isn't the same as being optimized for pregnancy. Here are the five assumptions that leave women less prepared than they realize — and what to do instead.

preconceptionfertilitypregnancy preparationhormonesegg qualityprogesteronethyroidnutrient deficiency
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What PCOS, PMDD, and Perimenopause Have in Common — And Why It Matters for Treatment

What PCOS, PMDD, and Perimenopause Have in Common — And Why It Matters for Treatment

What PCOS, PMDD, and Perimenopause Have in Common — And Why It Matters for TreatmentDr. Renée Allen
Published on: 07/07/2026

Three diagnoses. One hormonal pattern. Discover why PCOS, PMDD, and perimenopause share the same underlying drivers — and how treating them as a system changes everything about your care.

PCOSPMDDperimenopausehormonesprogesteroneinsulin resistanceandrogenswomen's health
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