If you eat a varied, healthy and well balanced diet and don't overdo it on the cakes, biscuits, sweets, fizzy drinks and too much fruit drinks, and exercise, you should be fine.
It is true that anyone at any age could get diabetes, pre diabetes or glucose intolerance.
Being overweight with a lot of fat around the belly, having a parent or siblings with diabetes, this will put you at a higher risk of getting the disease.