Insulin is an important hormone that helps sugar from the blood enter the cells for storage. When cells are resistant to insulin, it leads to high blood sugar levels and if this condition persists, it can lead to the risk of many diseases such as heart disease, type 2 diabetes, etc. Improving the level of cell response to insulin, also known as insulin sensitivity, will help you avoid these risks. Below are 14 natural ways to improve insulin sensitivity that have been scientifically proven.