Carrie Madormo, RN, MPH, is a health writer. She has over a decade of experience as a registered nurse, practicing in a variety of fields, such as pediatrics, oncology, chronic pain, and public health ...

What Does the Heart Do? The heart is a pump, usually beating about 60 to 100 times per minute. With each heartbeat, the heart sends blood throughout our bodies, carrying oxygen to every cell. After ...

In another Canadian first, a multidisciplinary team from UHN’s Peter Munk Cardiac Centre and Ajmera Transplant Centre transplanted a heart which had stopped beating before donation. University Health ...

Your heart pumps blood from your head to your toes, provides cells with fresh oxygen, and removes waste products. Located in the middle of your chest and tilted slightly to the left, your heart pushes ...

Are you neglecting your “second heart?” Sitting for hours at work or at home inactivates a critical part of the body that helps keep blood circulating properly. The calf muscles are your “second heart ...

Poor circulation in the legs affects millions of people worldwide, causing uncomfortable symptoms like cramping, swelling, numbness, and fatigue. While many factors contribute to circulation problems, ...

Credit: Getty Images A discussion with Hima Vidula, MD, MS, regarding heart transplantation using hearts donated after circulatory death. The number of organ transplants performed in the United States ...

Dr. Tiziano Barbui explains how excess blood cell production in certain myeloproliferative neoplasms can impair circulation and why treatments like phlebotomy are used. Excess blood cell production in ...

A new report in Cell Reports Medicine says that bowel movement frequency (BMF) "directly impacts" the gut microbiome and "is linked to diseases like chronic kidney disease or dementia" ...

Sign up for CNN’s Fitness, But Better newsletter series. Our seven-part guide will help you ease into a healthy routine, backed by experts. You may be able to lower ...