Explore normal blood sugar levels by age, plus how it links to your overall health and signs of abnormal glucose levels, according to experts.

This simple chart from WebMD shows target blood sugar levels for kids and teens before and after meals, after fasting, before exercise, and at bedtime, as well as an A1c target.

Cravings are all about blood sugar. If your levels are consistent throughout the day, your eating patterns will be, too. But when you starve yourself for hours, cravings call. And you will answer ...

Before starting your night routine, check your blood sugar levels to gauge where they are at and determine any necessary adjustments to your routine. 2. Eat a balanced dinner.