Understanding our body.

Ever wondered how come our body reacts in such a way? Intrigued by our body? I have found 2 links here. Part 1 and Part 2. They can shed some light to us on some of the way our body behaves.

And also in conjuncture with the aim to promote good hand washing, this post can also serve as a reminder on how to wash hands properly. Do you know how to wash your hands?