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 ...

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 ...

Water sustains every system in our bodies, yet many people unknowingly live in a state of chronic mild dehydration. While thirst remains the most obvious indicator of dehydration, your skin often ...

How major organs work together to manage extreme physiological stresses such as lack of oxygen and sleep has been mapped for the first time by researchers from UCL and the University of Portsmouth.

Scientists are learning how the brain knows what’s happening throughout the body, and how that process might go awry in some ...