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 ...

Patients who go to the doctor to provide a blood sample are typically faced with a needle and syringe and hours or days of waiting to get results back from a lab. University of Colorado Boulder ...

Your blood is a delicate mixture. Researchers and clinicians often use blood to learn what's going on inside our bodies, in part because siphoning off a tube of blood is easier and less painful than ...