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

Why Your Metabolism Slows Down in Summer (Even When You're More Active)

Why Your Metabolism Slows Down in Summer (Even When You're More Active)

Why Your Metabolism Slows Down in Summer (Even When You're More Active)Dr. Renée Allen
Published on: 03/06/2026

Summer heat, poor sleep, and stress drain your body's ability to burn fat efficiently over time. Learn why summer plateaus happen even when you're doing everything right.

Women's Nutrition and Medical Weight ManagementPrecision MedicineLongevity Medicine