COVID-19 cases are increasing again ahead of the holidays. Here's where cases are rising in the U.S., symptoms to watch for, ...

BBC Morning Live's Dr Oscar Duke shares his advice on how to identify whether you have cold, flu or Covid and how to look after yourself.

Fatigue leads the list of persistent problems experienced by people with long Covid — which is why patients have pushed back against treatment approaches that endorse escalating levels of exercise for ...

When you start to feel sick, it can be hard to tell which respiratory virus you’ve been hit with. The flu and COVID share a ...

Long COVID has lingered as one of the most unsettling legacies of the pandemic, a condition that can derail lives long after ...

NAAT tests, including PCR tests, are more likely to detect the virus, and are considered the “gold standard” for COVID-19 tests. Samples are usually taken in a health-care setting and sent to a lab ...

The authors of a new Australian study say they have identified a set of 32 genetic variants that increase the likelihood of ...

A preliminary study found that people receiving immunotherapy for lung cancer or melanoma lived longer if they had received ...

Researchers examine whether the blood of a recovered patient can help others. Experts are hoping a century-old technique used for treating epidemics may hold new promise for treating COVID-19 patients ...

Lt. Col. Christopher Berge was a highly regarded battalion commander when the 2021 COVID-19 vaccine mandate was introduced.