Diagonal earlobe crease known as Frank's sign may signal a higher heart disease risk. Cardiologist explains what it means and ...

New research looks into how the retina and vascular system are connected. Retinal blood vessels can act like a window into heart health and overall health, including lifespan and aging markers, a ...

The Giant Heart at the Franklin Institute has a return date. The beloved model is the centerpiece of one of two new exhibits opening at the museum on Sunday, Nov .23. The exhibit, called "Body Odyssey ...

Many body parts can be transplanted or replaced with artificial equivalents, including corneas, livers, hearts, joints, and even entire faces. This technology will improve by leaps and bounds ...

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...