It is well known that type 2 diabetes raises the risk of heart attack and stroke and that risk tends to increase over time. A new study from Karolinska Institutet suggests one possible reason may sit ...

When someone gives blood, the donation is usually separated into components to use for specific needs. But in some cases, a ...

Red blood cells are complex — there's much more to blood types than A, B and O. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Many people know ...