Keep your hands off your eyes Your eyes are extremely sensitive: Not only can touching them introduce germs, but you also run the risk of accidentally inserting micro-particles of dirt, which can ...

our bodies also have different parts that work together to help us move and stay healthy. The human body comes in lots of different shapes and sizes but most are made up of the same parts which do ...

It sends messages from your brain to the rest of your body and helps you respond to changes inside and around you. Your brain, spinal cord, and nerves are the main parts of your nervous system.