What causes gestational diabetes and how can i avoid it?

Insulin resistance: If you have a family history of diabetes, you are already predisposed to having Insulin resistance. As you gain weight with pregnancy and the hormonal changes take place, you increase Insulin exposure and become more Insulin resistant till you can no longer keep up with demands and start spilling sugar (as they say). Avoid by eating no sugar, minimal carbs, keep pregnancy weight gain to <25 if ove.

Excess weight, age.: Older and heavier women have a high risk for developing diabetes mellitus during pregnancy - especially if they have positive family history, hispanic origin, or a previous large baby. You can avoid it by sticking to a healthy diet and maintain some physical activity throughout your pregnancy - and by not postponing your childbearing untl your late thirties or even forties.