The First Vaccine May Not Be the Best

The small South American nation of Uruguay is best known for its grass-fed beef and Atlantic beaches. But the country of 3.5 million people has another distinction: It seems to have dodged the worst of the Covid-19 outbreak despite being nestled between hotspot countries. The cou ...  Show more

When physicians and hospitals became overwhelmed with COVID-19 cases, other medical services, from routine tests to emergency room visits, fell dramatically. The long-term consequences of Americans putting off basic medical care may be disastrous. John Tozzi reports on a new push ...  Show more

A recent vaccine trial from Oxford University shows promising preliminary results, suggesting the vaccine can produce immune responses that may protect people against infection. Dr. Sanjay Gupta spoke with Dr. Barney Graham, the deputy director of the Vaccine Research Center at t ...  Show more

A vaccine for Covid-19 could come faster than previous vaccines, but it could still be a year or more before one is widely available. CNN's Chief Medical Correspondent Dr. Sanjay Gupta talks to a clinical trial participant and explains why this vaccine search is breaking barriers ...  Show more

Last December, the Pfizer-BioNTech Covid-19 vaccine became the first covid-19 vaccine to be authorized for use in the world following large-scale clinical trials. Today, CNN’s Chief Medical Correspondent Dr. Sanjay Gupta sits down with Dr. Ugur Sahin and Dr. Ozlem Tureci, the hus ...  Show more

Today we bring you a new episode in our podcast series COVID, Quickly. Every two weeks, Scientific American’s senior health editors Tanya Lewis and Josh Fischman catch you up on the essential developments in the pandemic: from vaccines to new variants and everything in between. ...  Show more