The World Health Organization’s emergencies chief says “it's too easy” to blame variants of the coronavirus that have emerged in places like Britain, South Africa and Brazil

Joanne Garnett has harrowing memories of that life-changing day back in 1981. She was a 39-year-old land use planner living in Wyoming when she received a call from her doctor confirming she had uterine cancer.  "I was shocked, and it

What causes some people to develop chronic diseases such as rheumatoid arthritis, cancer and metabolic syndrome while others stay healthy? A major clue could be found in their gut microbiome -- the trillions of microbes living inside the digestive system

Around the world, COVID-19 vaccinations are underway, but only in adults. Pfizer's vaccine has been authorized for ages 16 and up, while Moderna's vaccine is currently authorized for ages 18 and up. Vaccines are generally tested in adults first to ensure they are safe

January is National Blood Donor Month, which makes this a good time to learn more about blood types. There are four blood types: A, B, AB and O, each differentiated by specific proteins called "antigens." And blood also is classified

DEAR MAYO CLINIC: My son is turning 6 soon, and we usually schedule a well-child visit with his pediatrician around his birthday. I know he needs several vaccinations, but with COVID-19 still being around, I'm wondering if I should postpone the

Health groups say NHS staff fear prosecution over decisions if hospitals are overwhelmed.

Canadian Prime Minister Justin Trudeau has extended the border closure between the United States and Canada. The border closure has devastated small towns and businesses that rely on cross-border traffic. Anna Werner reports.

Italians in Naples have found a way to help neighbors who can not afford to pay for COVID-19 tests and who have been struggling financially during the pandemic. Their generosity has helped more than 2,000 people receive coronavirus tests. CBS

In the Middle Ages, Lichfield Cathedral was a pilgrimage for the sick - now it's become a vaccination centre.

Everyone has heard about doctors and nurses catching Covid-19 but cleaners and porters have been worse hit.

Mitochondria are vital for the human body as cellular powerhouses: They possess more than 1,000 different proteins, required for many central metabolic pathways.

Certain snakes have evolved a unique genetic trick to avoid being eaten by venomous snakes, according to University of Queensland research.

A new national research project to study the effects of emerging mutations in SARS-CoV-2 will be launched with £2.5 million of funding from UK Research and Innovation.