Delivering the Vaccine

Cortisol gets blamed for everything from sleepless nights to stubborn belly fat, but the real story is far more complicated. Dr. Sanjay Gupta talks with Dr. Robert Sapolsky, a neuroscientist, biologist, and Stanford University professor, and author of Why Zebras Don’t Get Ulcers, ...  Show more

If you thought high cholesterol was something to worry about later in life, you’re not alone. But new advice has a lot of people wondering if they should be getting checked sooner. Dr. Sanjay Gupta breaks down the new guidelines, who should pay attention, and what it actually mea ...  Show more

It’s a dark time in the struggle with the coronavirus, particularly in the United States, where infections and hospitalizations have surged.

But amid the gloom comes some light: A trial by the drug maker Pfizer has returned preliminary results suggesting that its vaccine ...

On the same day the COVID-19 death toll surpassed 300,000 in the United States, the first vaccines are being administered, finally giving millions of Americans hope for a better future and a return to normalcy. We explore how officials expect to deliver a safe and effective vacci ...  Show more

The race for a COVID-19 vaccine entered a new phase recently. Four different vaccine candidates, developed by Moderna, Pfizer, BionTech and Johnson & Johnson, entered final-stage trials, with two others close behind. But we won’t know exactly how these four vaccines work for mont ...  Show more

Unvaccinated Americans filling hospital as dangerous COVID surge takes hold; Pop Star Olivia Rodrigo promotes vaccine at white house; Tennessee stops all vaccine outreach to children, including COVID-19 shots; CDC: Delta variant rises to 58 percent of United States cases; United ...  Show more