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

Beyond Recovery: How 2026's Regenerative Protocols Are Rewriting What's Possible in Midlife

Beyond Recovery: How 2026's Regenerative Protocols Are Rewriting What's Possible in Midlife

Beyond Recovery: How 2026's Regenerative Protocols Are Rewriting What's Possible in MidlifeDr. Renée Allen
Published on: 11/07/2026

Cellular biology research has accelerated to a point where we now understand the mechanisms of aging with a precision that simply didn't exist a decade ago.

Women's Health and WellnessWomen's Nutrition and Medical Weight ManagementBio-identical Hormone Restoration TherapyAndropause BHRTPrecision MedicineRegenerative MedicineLongevity Medicine
Why Summer Stalls Your Metabolism — And What Your Hormones Have to Do With It

Why Summer Stalls Your Metabolism — And What Your Hormones Have to Do With It

Why Summer Stalls Your Metabolism — And What Your Hormones Have to Do With ItDr. Renée Allen
Published on: 08/06/2026

You're eating the same foods and training just as hard. But your metabolism feels like it stopped cooperating the moment summer arrived. Here's what's actually happening — and why it's hormonal.

Women's Health and WellnessWomen's Nutrition and Medical Weight ManagementPrecision MedicineLongevity Medicine
Why Hormone Therapy Works Differently in Summer — And What to Do About It

Why Hormone Therapy Works Differently in Summer — And What to Do About It

Why Hormone Therapy Works Differently in Summer — And What to Do About ItDr. Renée Allen
Published on: 06/06/2026

Your BHRT protocol was working beautifully. Then summer arrived. Here's the science behind why hormone therapy responds differently in heat — and how to optimize your protocol for the season.

Women's Health and WellnessBio-identical Hormone Restoration TherapyPrecision MedicineLongevity Medicine
Why Your Hormone Therapy Schedule Matters as Much as the Dose: The Case for 90-Day HRT Protocols

Why Your Hormone Therapy Schedule Matters as Much as the Dose: The Case for 90-Day HRT Protocols

Why Your Hormone Therapy Schedule Matters as Much as the Dose: The Case for 90-Day HRT ProtocolsDr. Renée Allen
Published on: 31/05/2026

Most women and men on hormone therapy are on a monthly refill cycle that has nothing to do with clinical necessity. Here's why your prescribing schedule matters as much as your dose — and what a well-designed 90-day HRT protocol actually looks like.

Andropause BHRTPrecision MedicineRegenerative MedicineLongevity MedicineMedical Weight Loss ManagementPeptide Therapy