Their makers claim they can detect dozens of cancer types — but some scientists say they could be missing many cancers or delivering the wrong diagnosis.

Big news for space enthusiasts. March is hosting a full moon, a total lunar eclipse and a blood moon. Here is when and why the moon turns red.

A heart-healthy diet can help lower blood pressure. Breakfast foods that are high in fiber, potassium, and whole grains, and that are free of added salt and sugar, can be a flavorful and healthy start to your day.

Strained (Greek-style) yogurt is high in protein and helps keep blood sugar steady. Choose plain, unsweetened varieties to limit added sugar and support stable energy. Pair it with fruit, nuts and seeds for a well-rounded, filling snack.

Evangelical figures see a connection between Trump’s war on Iran and a lunar eclipse during the Jewish holiday of Purim.

Dietary habits, alcohol use, stress, poor sleep, and other habits can all contribute to high morning blood sugar. Here's why, and how to adjust.

Tiny RNA fragments can predict two-year survival better than traditional health metrics. Researchers from Duke Health and the University of Minnesota recently discovered that measuring specific tiny genetic molecules in the blood can predict with high confidence whether an older adult will survive the next two years.

Regardless of whether you have diabetes or not, you’re going to feel the effects of a spike in your blood sugar levels. For people without diabetes, symptoms will pass—but for those with diabetes, prolonged high blood sugar (also known as hyperglycemia) can be dangerous.