Exactly How Many People Have Long Covid?

Before the pandemic, Lyth Hishmeh—a 26-year-old living in Camberley, England—was always looking for something to keep himself busy. He was working as a software engineer and doing research into AI on the side while making plans to start a new company. He was juggling four to five textbooks at once. “I could not sit still,” […]

This Device Could Tune Your Heart—Then Dissolve Away

The first medical implant to come of that breakthrough was a thin sheet that electrically jolts injured tissue to kick-start nerve regeneration, which the team tested in rats. Rogers then teamed up with cardiologists, including Arora, who saw an opportunity to forgo traditional temporary pacemakers used to treat slow heart rhythms. Rogers likens this dissolvable […]

How Fringe Stem Cell Treatments Won Allies on the Far Right

For more than a decade, Kristin Comella, the chief science officer of US Stem Cell Inc., took to conference stages and appeared at health expos evangelizing the benefits of her company’s experimental treatments. By extracting fat through liposuction, then filtering out adult stem cells and reinjecting them into troubled tissue, US Stem Cell could achieve […]