Chest pain may still be angina even when coronary angiogram testing shows the main heart arteries look clear. Using stress ...

Speckle contrast is a promising approach to assessing blood flow, developed to capture images of laser light scattered from blood vessels with affordable optical sensors and components. The study ...

Study: Primary care detection of Alzheimer’s disease using a self-administered digital cognitive test and blood biomarkers. Image Credit: Orawan Pattarawimonchai / Shutterstock In a recent study ...