Throughout our lives, our bones are continuously remodeled to maintain strength, repair injuries and adapt to new stresses. Bone dynamics depend on two associated cell types: osteoblasts, which are ...

The aging of the innermost cell layer of blood vessels leads to cardiovascular diseases. Researchers have now shown for the first time that intestinal bacteria and their metabolites contribute ...

Blood vessels that have been tissue-engineered from bone marrow adult stem cells may in the future serve as a patient's own source of new blood vessels following a coronary bypass or other procedures ...

Three types of surgery can remove or reduce an arteriovenous malformation, a tangle of blood vessels that impede blood flow. An arteriovenous malformation (AVM) is a rare, noncancerous entanglement of ...

To say that blood is vital is a huge understatement. It flows through the organs that make up the circulatory system — the heart and blood vessels and veins — delivering oxygen, nutrients, and ...

Hemophilia, von Willebrand disease, anemia, leukemias, or a low platelet count can cause bruising. A person should contact a doctor if they are concerned about their bruising. Bruising is one of the ...