Everything About Sharks

The Shark shares a common name with some predatory animals in Asia and Africa: **Man-Eater**. Indeed, it is frequently heard that these monsters, most...

Everything About the Flu

Influenza (Flu) is a contagious disease. RNA viruses and their family cause the flu. The symptoms of the disease are chills, fever, sore throat, musc...

Everything About the Salivary Glands

Where and why is saliva secreted? Salivary glands are never absent inside our mouths. Especially when we see a fruit or something similar that we crav...

Substances the human body needs

Human Body’s Need for Energy and Material Just as a machine needs an energy source like gasoline, coal, or electricity to operate, the human body also...