Within each range, higher weights generally apply to men, who tend to have more muscle and bone. Lower weights generally apply to women. Obesity refers to excessive body fat. Stepping on the scale is the easiest way to assess body fat, but it isn't the only indicator. However, if you're at least 25 pounds over-weight according to most weight charts, you probably need to lose weight.
Several factors contribute to adult obesity.
One is blood sugar imbalance. Many individuals who struggle with roller coaster blood sugar levels. Obesity increases your resistance to insulin, and is considered a primary risk factor for adult diabetes. Insulin is a hormone manufactured by the beta cells of your pancreas. When cells become insensitive to insulin, glucose has a harder time getting into the cells.