Your heart is arguably the hardest-working muscle in your body. Every day it pumps nearly 2,000 gallons of blood through your arteries to supply the oxygen and nutrients you need to function properly.

Christina is a freelance writer, registered dietitian, and sustainable food systems professional. She feels most passionately about improving the health of the planet and its people through sharing ...

Emily McNutt is a journalist and editorial leader with extensive experience covering a range of topics from travel rewards to product reviews and financial news. With a passion for accurate reporting ...

Hospitals rely on type O blood for trauma care and emergencies, but donations have dropped after the holidays.

Experts say one way to mitigate the current blood donation shortage is to provide incentives for donors. (Photo illustration: Yahoo News; photos: Getty Images) On Sept. 11, the American Red Cross ...

Hypertension, or high blood pressure, is a condition that can often go undetected, as it does not present any symptoms. This ...

Blood plasma is a light yellow liquid that makes up about half of a person’s blood. Blood plasma is vital for fighting infection, maintaining correct blood pH levels, helping blood to clot, and ...

Noncancerous blood disorders are conditions that affect blood cells, such as red blood cells, white blood cells, and platelets. Blood disorders may cause symptoms and complications, but most are ...

McKenzie, a Certified Sleep Science Coach and proclaimed mattress expert, has been writing sleep content in the wellness space for over four years. After earning her certification from the Spencer ...

Blood donation and transfusion save lives. Unfortunately, there’s also a long history of misinformation and fear around donations. For example, there was a time when blood donation was segregated by ...

The New York Blood Center has issued an urgent call for more donors after declaring a blood emergency following a significant ...

September is Blood Cancer Awareness Month. SCRI Oncology Partners says 10% of cancer cases are diagnosed as blood cancers each year. It affects affect your blood, bone marrow or lymphatic system and ...