Plus, experts explain what the findings could mean for you.

Plus, how quickly it works.

Popcorn can raise your blood sugar levels, but the effect can depend on portion size, preparation, and added sugars. Learn how different popcorn types compare.

Vitamin D plays a role in insulin function and inflammation, and low levels are common among people with prediabetes. But can ...

Does pasta with tomato sauce spike blood sugar? Learn how portion size, cooking method, and meal balance influence blood sugar and how to enjoy pasta more confidently.

New research suggests a link between high blood sugar levels after a meal and an increased risk of Alzheimer's disease.

In general, as someone without diabetes, you want your fasting blood sugar (when you haven’t eaten for at least eight hours) to be below 100 mg/dL. You want your spikes to be below 180 mg/dL, to lower ...

One day in September, I stood in front of my open refrigerator, ravenous but unable to figure out what I should eat. I was worried that whatever I chose to eat would cause the new app on my phone to ...

The health reporter Kim Schewitz often feels tired, and hoped tracking her blood sugar levels using a continuous glucose ...

A continuous glucose monitor is a better option than pricking your finger daily. These wearable devices are stuck to your arm and connect to an app on your smartphone or Apple Watch to easily test ...

ABC News' Becky Worley tried the Levels app to test her body's reaction to food. People with diabetes rely on blood glucose devices to monitor their blood sugar levels, but now people who do not have ...

Apple Watch now supports glucose monitoring via CGMs like Dexcom G7, while Apple continues long-term work on non-invasive blood sugar tracking.