The skeletal system is formed of bones and cartilage, which are connected by ligaments to form a framework for the remainder of the body tissues. This article, the first in a two-part series on the ...

The muscular system consists of various types of muscle that each play a crucial role in the function of the body. Some muscular system functions include mobility, stability, posture, and circulation.

The skeleton allows movement, provides support and protection for vital organs and makes blood cells. Skeletal muscles move the bones in the body. The skeletal system is made from bones and joints.

The bone marrow is the spongy tissue on the inside of your bones. It produces blood cells and later becomes responsible for storing fat and certain stem cells. A bone marrow malfunction is related to ...

What Is the Nervous System? Your nervous system is your body's main communication system. It sends messages from your brain to the rest of your body and helps you respond to changes inside and around ...

It’s impossible to overstate the importance of our brain. The organ, housed inside the skull and protected by a bony covering called the cranium, controls thought, memory, emotion, vision, and motor ...