Health News

New CT scanning method may improve heart massage

Rapid first aid during cardiac arrest makes the difference between life and death. But what happens to the heart and the internal organs when people come running and begin to give well-meaning but heavy-handed heart massage as they attempt to keep the person who has suffered a cardiac arrest alive? A research collaboration between the […]

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Researchers discover molecule that may be linked to athletic performance

Carnosine and its precursor beta-alanine increase muscle strength, and have recently become extremely popular as dietary supplements in competitive sports. Researchers at University of Bergen, Norway, have recently discovered an enzyme that forms beta-alanine from the common amino acid aspartic acid. “This contrasts conventional wisdom that most beta-alanine is generated by degradation of nitrogen bases, […]

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Signs of COVID-19 may be hidden in speech signals

It’s often easy to tell when colleagues are struggling with a cold—they sound sick. Maybe their voices are lower or have a nasally tone. Infections change the quality of our voices in various ways. But MIT Lincoln Laboratory researchers are detecting these changes in COVID-19 patients even when these changes are too subtle for people […]

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Safe injection sites may curb opioid deaths, report suggests

A safe haven in the U.S. where people can give themselves heroin and other drugs has observed more than 10,500 injections over five years and treated 33 overdoses with none proving fatal, researchers reported Wednesday. The injection site is unsanctioned and its location hasn’t been revealed. The researchers say the results, published in the New […]

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New eye drops may prevent a common cause of blindness

Researchers at Columbia University Irving Medical Center have developed eye drops that could prevent vision loss after retinal vein occlusion, a major cause of blindness for millions of adults worldwide. A study, in mice, suggests that the experimental therapy—which targets a common cause of neurodegeneration and vascular leakage in the eye—could have broader therapeutic effects […]