Three Ebola workers in eastern DR Congo have been killed, adding to the toll of people who have died fighting the nearly 16-month-old epidemic, a local UN source said Thursday.

A person working for the Congolese health ministry and two drivers were killed overnight Wednesday when an armed group attacked a complex in Biakato, Ituri province, where Ebola workers lived, the source said.

New York on Tuesday became the second state this week to sue Juul, the United States' largest electronic cigarette manufacturer, for illegally targeting minors with its marketing campaigns.

Thousands of French hospital workers demonstrated Thursday over years of cutbacks they say have harmed care in a country with a health system once the envy of the world.

U.S. President Donald Trump on Friday said he supported raising the minimum age for the purchase of e-cigarettes from 18 to 21 as part of a plan to curtail youth vaping.

A U.S. healthcare company has identified a new subtype of the human immunodeficiency virus (HIV), and said the finding showed that cutting edge genome sequencing is helping researchers stay ahead of mutations.

Mounds of stinking garbage line the streets of Yemen's historic city of Taez, once renowned as one of the most beautiful places in the country, but now torn apart by war.

Television medical dramas do not show how cynical and jaded doctors are in real life, doctor-turned-scriptwriting star Jed Mercurio said Wednesday. 

The pope on Wednesday contrasted the world's 820 million hungry people with those who turn food into "an avenue of personal destruction" through overeating, in comments to mark World Food Day.

Efforts to halt an Ebola epidemic in the Democratic Republic of Congo have made "significant progress", with the virus now contained to a far smaller and mainly rural area, the World Health Organization (WHO) said Thursday.

A French man paralysed in a night club accident can walk again thanks to a brain-controlled exoskeleton in what scientists said Wednesday was a breakthrough providing hope to tetraplegics seeking to regain movement.

The patient trained for months, harnessing his brain signals to control a computer-simulated avatar to perform basic movements before using the robot device to walk.