Many tissues have a tiny number of undifferentiated stem cells that cycle throughout an individual's lifetime, renewing the differentiated cells of tissues as needed. Many stem cells divide infrequently, and the divisions ...

The number of people with diabetes rose from 108 million in 1980 to 422 million in 2014. In 2019, diabetes was the ninth leading cause of death with an estimated 1.5 million deaths directly caused by diabetes

A carcinogen is any substance, radionuclide, or radiation that promotes carcinogenesis due to the ability to damage the genome.

After receiving anesthesia for a surgery or procedure, a patient is sent to the PACU to recover and wake up. The PACU is a critical care unit where the patient’s vital signs are closely observed, pain management begins, ...