The properties of the blood and the ease of its retrieval make it a useful source for doctors to analyze to measure specific features of homeostasis within patients. This allows for accurate diagnosis ...

This article was originally featured on The Conversation. Your blood serves numerous roles to maintain your health. To carry out these functions, blood contains a multitude of components, including ...

Labs calculate normal by testing everyone who walks through the door, including patients with undiagnosed conditions and chronic diseases. The middle 95 percent becomes the reference range, whether ...

This article was reviewed by Felix Gussone, MD. Preparing properly for lab tests helps ensure your results are accurate and reliable. Some tests — like fasting cholesterol or fasting glucose — require ...