Your heart is divided into a left and a right side. The right side of your heart pumps blood to your lungs to receive oxygen. The left side pumps the oxygenated blood to the rest of your body. Right ...

Pain in the right shoulder and arm can occur due to injury, wear and tear, and other health conditions. You may experience other symptoms with certain causes. Shoulder pain is very common. Because ...

The left and right sides of the brain control different functions in the body. Some people believe that the left and right sides of the brain can determine personality and behavior, but there is no ...

The division of labor by the two cerebral hemispheres—once thought to be uniquely human—predates us by half a billion years. Speech, right-handedness, facial recognition and the processing of spatial ...