Blood tests are helpful for monitoring your overall health. But research suggests they can also give us clues about the ...

A protein lurking around in the blood can help with the accurate diagnosis of Alzheimer's disease. In a recent study, ...

A new study suggests a simple blood test could tell who is at higher risk for rapid cognitive decline with Alzheimer's. The study found that people with higher insulin resistance were up to four times ...

“Bad,” or LDL, cholesterol is a major risk factor for heart disease and most people are screened for it as part of their yearly physicals ...

Blood draws for several kinds of diagnostic tests require you to fast for several hours. Eating or drinking anything besides water can skew the results, leading to you needing to be retested. You may ...

Researchers have known for decades that different brands of lab machines produce different results. The fix is easy — but not ...

A patient recently showed me his annual health check-up, blood sugar normal, HbA1c 5.8%, cholesterol "borderline." His doctor ...

NHS GP and BBC Morning Live's resident doctor, Dr Punam, has issued a warning to anyone aged 40 and over regarding an ...