FDA Approved Artificial Blood Vessel Despite Warnings

FDA Approved Artificial Blood Vessel Despite Warnings

When the biotech company Humacyte designed a study to see if its lab-grown blood vessel worked, it decided to measure whether blood was flowing freely through the high-tech tube 30 days after it was implanted in a person. As those days passed, some of the 54 patients in the study …

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She Often Fainted in Hot Weather. What Was Wrong?

She Often Fainted in Hot Weather. What Was Wrong?

The day was sweltering. The 61-year-old woman urged her donkey into a trot. She loved riding around the ring on the beautiful white beast — at a walk, then a trot, then a canter. Suddenly she noticed a tingling in her hands and feet spreading toward her torso. She recognized …

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