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 ...

When it comes to maintaining health, it can be helpful to understand an optimal baseline for some matters. Learning a healthy weight range for your height, age, and gender, for instance, can be useful ...

Blood tests are common procedures that healthcare providers use to diagnose certain health conditions and check the status of important measurements like your cholesterol levels or blood sugar. In ...

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 ...

Not all blood tests require you to fast, but you should always follow your doctor’s instructions if you do need to fast for a specific exam. Blood tests are common procedures that healthcare providers ...