A newly developed technique uses a Bessel beam to extend the focus of optical coherence microscopy, allowing for a detailed ...

Nearly half of American adults have high blood pressure, a condition that raises the risk of heart attack and stroke. Of ...

Charlotte Nawijn, Ph.D. candidate at the University of Twente, has developed a new technique to improve ultrasound images of blood flow. Using a smart ultrasound pulse train, she reduced noise in ...

Donating blood may affect your risk of heart disease. Regularly donating blood makes it less viscous, so the blood can flow more easily and with less resistance. Less viscous blood may lower your risk ...