Inside Interoception: The hidden sense of how you feel inside

The article explains interoception, the body's ability to sense internal states like heart rate and gut feelings. It highlights recent scientific advancements, including a 2021 Nobel Prize and new mapping tools, which are reshaping understanding of how body-brain signals influence conditions like anxiety and obesity. The concept, coined in 1906 by Charles Sherrington, is gaining attention for its role in linking physical sensations to decision-making.