Medically reviewed by Michael Menna, DO Key Takeaways The circulatory system carries oxygen and nutrients throughout the body and removes waste.The lymphatic system helps fight disease by creating and ...

March 8 (UPI) --The human body operates on multiple "clocks" that, based on lifestyle and genetic factors, influence the biological age of its organ systems, a study published Tuesday by Cell Reports ...

During fasting or exercise, immune cells (red) migrate to the pancreas and stimulate glucagon-producing cells (orange) to regulate blood sugar, with cell nuclei shown in blue. “For decades, immunology ...

A single blood test can reveal the biological ages of 11 different organs and bodily systems, potentially highlighting the risk of disease in those areas. “The goal is to guide care with one test that ...

The human body is a wonderful biological work of art, composed of a great many organs, each carrying out special functions that are part of life and well-being. Though the human body contains about 78 ...