How does the brain clean itself during sleep? A new ultrafast MRI method tracks cerebrospinal fluid flow without contrast ...
Laser speckle contrast imaging (LSCI) measures blood flow across wide areas of brain tissue with high precision, providing new evidence of how blood vessels coordinate brain perfusion. Temporal ...
Dear Dr. Gott: My husband is 57 and has had two heart attacks, but he is now healthy and has low blood pressure. He is on Zetia, Benicar, Lipitor, aspirin and Effexor. His problem is that when he lies ...
Researchers developed a fast, non-invasive MRI technique to measure brain fluid movement during sleep. They found that sleep ...
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