But it turns out more subtle color changes occur at rest as the heart pumps blood around the body. The ebb and flow of blood ...

Voltage changes and calcium flux are both important in controlling heart muscle function, with each signal influencing the other’s dynamics. Scientists at the University of Oxford have created a ...

Since the donation of a SPECT camera by the International Atomic Energy Agency (IAEA), a busy hospital in Brazil’s city of Niteroi has doubled its capacity to perform heart scans, expanding access to ...