Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From the heart's blood-pumping ability to the liver's filtering power, each ...

Add Yahoo as a preferred source to see more of our stories on Google. a school age girl with dark brown skin presents a simplified diagram of the human body to a teacher. the diagram depicts various ...

Most of us think little of why we feel pleasantly full after eating a big holiday meal, why we start to cough after accidentally inhaling campfire smoke, or why we are hit with sudden nausea after ...

The number of birthdays you’ve had—better known as your chronological age—now appears to be less important in assessing your health than ever before. A new study shows that bodily organs get “older” ...

An organ is a group of tissues that work together to perform a specific task in the body, such as digesting nutrients or producing chemical messengers that enable brain cells to communicate. Although ...