A new device for taking blood samples uses microneedles and a suction cup instead of a large needle. People with a phobia of needles stand to benefit. More blood can be obtained than with the classic ...

When your doctor thinks you might have an infection or an allergy, a simple blood test should give answers within hours. But ...

Many people are afraid of needles, and having a doctor take a blood sample from their arm makes them uncomfortable. There is an alternative: a prick to the fingertip or earlobe. But for many ...

The Three Laws of Robotics won't apply to a little needlework. A collaboration among Northwestern Medicine, other clinical sites and a company developing an automated phlebotomy machine will test ...

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 ...