Compared to those of us who live at sea level, the 2 million people worldwide who live above 4,500 meters (or 14,764 feet) of elevation—about the height of Mount Rainier, Mount Whitney, and many Colorado and Alaska peaks—have ...
Mar 7, 2023
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Every day, billions of red blood cells pass through the spleen, an organ that is responsible for filtering out old or damaged blood cells. This task is made more difficult when the blood cells are misshapen, as they are in ...
Jan 30, 2023
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Vascular diseases such as atherosclerosis, pulmonary hypertension, and cardiac fibrosis are associated with a reorganization of the structure of blood vessels. Researchers led by the University of Tsukuba have demonstrated ...
Dec 22, 2022
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When T cells, the immune system's chief cancer-killing agents, are working overtime to battle a tumor, they can enter a state of exhaustion where they no longer function properly. In a new Nature Immunology study, University ...
Dec 21, 2022
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Giving patients excess levels of oxygen during surgery is associated with a higher risk of subsequent kidney, heart, and lung injury, finds a large U.S. study published by The BMJ today.
Nov 30, 2022
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The clip-on devices that use light to measure oxygen levels in the blood are getting a closer look from U.S. regulators after recent studies suggest they don't work as well for patients of color.
Nov 1, 2022
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Anti-cancer immune cells are critical to inhibiting the development and progression of tumors, and deregulation of the immune system can limit the ability of immune cells to identify and target cancer cells for destruction. ...
Oct 10, 2022
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Wearable technologies such as smartwatches and activity trackers have attracted lots of interest over the past few years around their potential to monitor our health.
Oct 4, 2022
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Despite decades of medical advances, children who develop the pediatric eye cancer retinoblastoma often lose their vision or an eye due to a lack of specific, targeted therapies and a poor molecular understanding of the cancer. ...
Oct 3, 2022
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A treatment to move blood from the umbilical cord into an infant's body may improve the overall health of newborns classified as non-vigorous—limp, pale and with minimal breathing, suggests a study funded by the National ...
Sep 8, 2022
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