A revolutionary chip-based blood test, developed by researchers at Johns Hopkins University, promises to diagnose heart attacks within minutes, providing a faster and more accurate alternative to current methods. The test, which delivers results in just five to seven minutes, could potentially be used by first responders and even in home settings. Led by Peng Zheng, an assistant research scientist ...

A smartphone application using the camera function was able to detect flawed blood flow in a wrist artery for patients undergoing coronary angiography, during a randomized trial, said some recent findings. The results highlight the potential of smartphone applications to help physicians make decisions instantly, said researchers. "Because of the widespread availability of smartphones, they are being used increasingly as ...