Anastasia, 3, is held by her mother, as she receives treatment at a schoolhouse that has been converted into a field hospital, in Mostyska, western Ukraine, Thursday, March 24, 2022.

The war in Ukraine is hampering efforts to stop a polio outbreak


Just 10 days before the war began last February, Ukrainian officials launched a nationwide vaccination campaign to stop a rare polio outbreak in the country. But the war has made controlling the outbreak nearly impossible.

A worker walks alongside the Newtown Creek Wastewater Treatment Plant's array of digester eggs in the Greenpoint neighborhood of Brooklyn, New York

Why has polio emerged in the US, UK and Israel? A polio eradication expert weighs in.

Health & Medicine
President Joe Biden meets with the White House COVID-19 Response Team on the latest developments related to the omicron variant in the South Court Auditorium in the Eisenhower Executive Office Building on the White House Campus in Washington, Jan. 4, 2022

‘Hope is not a plan’: Dr. Atul Gawande says global COVID funding is dwindling but the crisis continues

A nurse prepares a Pfizer coronavirus vaccination at the Kiswa Health Center III in the Bugolobi neighborhood of Kampala, Uganda Tuesday, Feb. 8, 2022. 

Why auto-disable syringes are key to vaccinating the world

A 5-year-old boy gets his first dose of China's Sinovac vaccine, at a vaccination center in Santiago, Chile, Monday, Dec. 6, 2021. 

Why Chile moved ahead with COVID vaccines for the very young

A vial of the Moderna vaccine for the coronavirus.

What does Moderna owe the world?

Moderna’s newfound success has put the small Massachusetts company in the hot seat over its handling of vaccine manufacturing and global access.

A woman speaks on her mobile phone while waiting for a light rail train, wearing a mask on her chin that she'll be required to pull over her nose and mouth on the train to help curb the spread of the coronavirus, in central Jerusalem.

Israeli researchers try to find COVID ‘threshold’ with fourth vaccine dose


Israel’s largest hospital is testing a second COVID-19 booster on 150 health workers. The World’s host Marco Werman discussed the study with Arnon Afek, deputy director-general and acting director of Sheba General Hospital.

Olympic athletes, from left, archer Marcus Vinicius D'Almeida, Paralympic rower Michel Pessanha, swimmer Marcela Cunha and swimmer Larissa Oliveira pose for a photo with the mascot of the vaccination campaign, named "Zé Gotinha," or "Droplet Joe," after t

Brazil’s COVID vaccination campaign picks up thanks to a 1980s public health mascot


After a slow start, more than 73% of Brazilians have gotten the jab. Many Brazilians credit the unexpectedly successful campaign in part, to Zé Gotinha, a beloved cartoon character. 

Merck corporate headquarters in Kenilworth, New Jersey.

New Merck pill could help treat COVID-19 symptoms for people without access to vaccines


“There are a lot of people, particularly in developing countries, that have not had the opportunity to have vaccines,” James Love tells The World’s host Marco Werman. “And so, a treatment like this will really be important.”

A health worker administers a vaccination to a child during a polio campaign in the old part of Kabul, Afghanistan, June 15, 2021. UN agencies are gearing up to vaccinate all of Afghanistan’s children under 5 against polio after the Taliban agreed to the

An upcoming vaccine drive in Afghanistan is an ‘unprecedented opportunity’ to eradicate polio, UN official says


UNICEF and the World Health Organization reached an agreement with the Taliban allowing the vaccinations to resume and permitting Afghan women vaccine workers to take part in the drives as well.