Why your body fights weight loss | Katherine Saunders

Why your body fights weight loss | Katherine Saunders

Why does losing weight often feel like an uphill battle?

Physician Katherine Saunders unpacks how our bodies are wired to store fat, revealing that obesity isn’t simply a lack of willpower — it’s a complex, chronic disease rooted in evolutionary biology.

She shares the science behind the latest breakthroughs in treatment, from lifestyle interventions to powerful new medications.