From Thyroid to Stress: 13 Hidden Reasons Behind Unexplained Weight Gain

Cushing’s syndrome, though rare, is another culprit. It results from excessive cortisol production, often due to a tumor or prolonged steroid use. This condition can cause abdominal obesity, fat accumulation on the back of the neck, and reddish stretch marks on the skin. Weakness, high blood pressure, diabetes, and elevated cholesterol often accompany it, requiring careful diagnosis and treatment.