What Causes Dementia? Anemia Is Part of the Puzzle

In yet another study linking healthy blood flow to brain health, new research finds that older adults with anemia – low levels of red blood cells – have an increased risk for dementia. Previous research has linked uncontrolled high cholesterol and high blood pressure to increased risk of dementia. Now this large new study finds that anemia also increases dementia risk. >> Stay sharp with help from the AARP Brain Health Center Researchers tested 2,500 older dementia-free adults in Memphis, Tenn., …

E. Donnall Thomas: The Father of Bone Marrow Transplants

There was a time, in the 1950s, when leukemia and other blood cancers were pretty much a death sentence. There was a last-resort treatment: a bone marrow transplant, which can make new blood cells to replace cancerous ones killed by cancer treatments. Back then, however, recipients of bone marrow transplants hardly ever survived for very long. In some cases, their bodies rejected the transplanted marrow. In others, the marrow itself – which contains immune system cells – would attack the …