Following your doctor’s instructions is the most important part of preparing for a blood test. Sleeping well, staying hydrated, and avoiding certain foods and drinks can also provide benefits. Blood ...

Recent research suggests that blood tests may show markers of oral cancer. But a blood test isn’t enough to confirm an oral cancer diagnosis. A biopsy is the only way to confirm it. Blood tests for ...

A blood osmolality test measures the blood for the concentration of certain dissolved particles. This test can show whether a person has an irregular balance of fluids in their body. Osmolality tests ...

For years, the idea seemed as far-fetched as a fairy tale. Once upon a time, there was a tumor cell that died. Its innards spilled out into the bloodstream of the body where it had lived. The owner of ...

A pioneering trial has begun to assess whether a simple finger-prick blood test could offer an early diagnosis for ...