In a first, scientists edit genes inside a man’s body to try to cure a disease. What’s next?

Scientists have attempted to cure a patient with a rare genetic disorder by rewriting the DNA inside his body, in a first-of-its-kind therapy they hope could one day be applied to numerous other conditions including hemophilia and sickle cell disease. The procedure, which took place on Monday at the University of California at San Francisco’s Benioff Children’s Hospital in Oakland, Calif., involved sending what the…

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American Heart Association president has heart attack

American Heart Association President John Warner suffered a heart attack during the organization’s annual conference in Southern California, where he spoke about his family’s history with heart disease. Warner, vice president and chief executive of UT Southwestern University Hospitals in Dallas, was recovering after what the American Heart Association called a “minor” episode Monday morning at the organization’s Scientific Sessions,…

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How we got the story about monkeypox

Earlier this year, Washington Post photographer Melina Mara and I traveled with scientists from the Centers for Disease Control and Prevention to a village deep inside the Congo rain forest, reachable only by boat. The team was hunting for the origins of monkeypox, a mysterious and fatal disease. Monkeypox is a cousin to the deadly…

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Blood pressure of 130 is the new ‘high,’ according to first update of guidelines in 14 years

The nation’s heart experts tightened the guidelines for high blood pressure Monday, a change that will sharply increase the number of U.S. adults considered hypertensive in the hope that they, and their doctors, will address the deadly condition sooner. Acting for the first time in 14 years, the American Heart Association, the American College of Cardiology…

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Bill Gates joins the fight against Alzheimer’s — and it’s personal

Billionaire Bill Gates is personally investing $50 million to help fund research to find a treatment for Alzheimer’s disease, a type of dementia that Gates says has struck members of his own family. There is no cure for Alzheimer’s, which destroys memory and other mental processes, and so Gates said he is investing his own money into the Dementia Discovery Fund, a…

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