Stereotaxis Innovates Heart Procedures With Robotic Magnetic Navigation

Elliott Ramos, digital editor at WBEZ, discusses data showing black residents of Chicago are dying from COVID-19 at a significantly higher rate.

Dozens of public labs and pharmaceutical companies are working on a vaccine for the coronavirus. Johnson & Johnson's stock jumped 8% Monday on news that it will begin human clinical testing for a vaccine by September, one of the earliest timelines. For a first on Cheddar, we were joined by Dr. Paul Stoffels, Vice Chairman of the Executive Committee and Chief Scientific Officer at Johnson & Johnson.

Millions deal with knee problems every year. From elite athletes tearing their ACLs to senior citizens with chronic knee pain, there is clearly something error prone about the design of the human knee. It all comes down to a potent mix of evolutionary shortcomings and the stresses of modern life.