Medically authored by Joshua Silva, MD | Evidence-Based Weight Loss at Potere Health MD Last clinically updated: December 2025 Carrying extra weight affects far more than appearance — it shapes how nearly every system in your body functions. From your heart and hormones to your energy, sleep, and long-term health, the impact is often silent until symptoms appear. This physician-written guide breaks down what the science actually shows about the risks of excess weight — and t