28 Signs You Might Have Insulin Resistance

Nick Howarth

Published on: 16/11/2025

Insulin resistance might just be the most common — and most ignored — health problem on the planet. Estimates suggest that 60–75% of adults have it in some form, often without even realizing it. It’s the silent engine behind weight gain, fatigue, inflammation, and many chronic diseases — including diabetes, heart disease, and even hormonal imbalances. So, how do you know if your body is insulin resistant? Let’s walk through the telltale signs — not in sterile textbook fashion, but how they actually show up in real life.