You can consume nothing but water for at least 8 hours before a fasting glucose test. You may also need to follow a low carb diet and avoid exercise for some time before. A fasting glucose test ...

A gestational diabetes test checks blood sugar, or glucose, levels during pregnancy. Before the test, people should avoid consuming food and drinks that are high in sugar and simple carbohydrates, as ...

Blood sugar testing seems simple, right? You prick your finger, see a number, and know if you’re “good” or “bad.” But anyone who’s ever tried to make sense of fasting glucose, post-meal readings, ...