A wearable ultrasound patch regulates heartbeats from outside the chest, eliminating invasive surgery.

The beating heart may defend itself from tumors through the force of motion.

A Cytokinetics heart disease drug — already approved in one indication — succeeded in another Phase 3 trial, a potential boost for sales.

If anything, they seemed to lower the risk.

A new heart disease drug works just as well as expensive shots but comes in a simple pill.