Blood tests that detect early cancer are coming to market. Could they lead to earlier diagnosis and treatment?

During the test, your provider will use a small needle to take a blood sample from a vein in your arm. You may feel a slight pinch when the needle goes in. Afterward, you could have a small bruise ...

A new study by researchers at the Department of Instrumentation and Applied Physics (IAP), Indian Institute of Science (IISc) offers an alternative solution via a technique called photoacoustic ...

Blood glucose is usually measured using invasive methods involving pricking small needles into the skin. However, people suffering from diabetes have to test their glucose levels many times a day.