Glucose is the body's most readily available source of energy. After carbohydrates are consumed, they are converted into glucose and enter the bloodstream, triggering the release of insulin. Insulin helps glucose enter cells where it can be used as fuel. Problems arise when too much glucose arrives too often, causing blood sugar and insulin to remain elevated. Over time, this can lead to insulin resistance and other health problems. A ketogenic lifestyle helps stop constant g

This beginner-friendly guide explains what carbohydrates are and how they fit into the diet. Learn the difference between sugars, starches, and fiber, how carbohydrates are broken down during digestion, and why glucose plays a central role in carbohydrate metabolism. The article also introduces net carbs, simple and complex carbohydrates, and explains how these concepts help people make more informed food choices.