Hi, it sounds like you may have prediabetes? It's a good thing that you are finding out how you can prevent the onset of diabetes, because there is alot that you can do about it.

Regarding diet, it would be prudent to reduce the amount of refined carbohydrates for example, cookies, cakes, candies, sugar sweetened drinks. To try take more fibre and protein in your diet and reduce the portion of carbohydrates such as a smaller portion of rice/noodles/pasta. Together with increase exercise and weight loss, it can reduce risk of diabetes by more than 35% over the next 3-7 years.

In the even of being diagnosed with diabetes, diet and exercise will still be necessary. At times, we may add in medications to help control the blood sugar levels.