"Each year and season, the COVID variants change," says Dr. Sharon Nachman, MD, the chief of pediatric infectious diseases at ...

According to Dr Neel Patel from LloydsPharmacy Online Doctor, telling one apart form the other may be key as the cooler weather settles in. “With [both flu and Covid circulating at higher rates, it’s ...

As winter brings a rise in coughs, colds, and fevers, it’s often hard to tell if it’s just a seasonal viral, the flu, or ...

Immunizations used to treat COVID-19, respiratory syncytial virus (RSV) and influenza safely reduce the risk of adverse outcomes among people of all ages, according to a systematic analysis of 511 ...

Five years ago, COVID was all we could think about. Today, we’d rather forget about lockdowns, testing queues and social distancing. But the virus that sparked the pandemic, SARS-CoV-2, is still ...

UK medics have debated over the effectiveness of traditional Covid-19 vaccines in relation to this violent new strain ...

New research suggests that children and teens who get COVID a second time face twice the risk for developing long COVID.

Viruses like the flu, COVID and RSV tend to surge during the winter so NBC medical reporter Dr. Akshay Syal joins TODAY to ...

A vast discrepancy in how researchers define long COVID is hindering understanding and treatment of the disease, a new study suggests. “Without a clinically usable and standardized research definition ...

"Without it, I don't know how much worse I would have been," one patient said. Susan Eisen assumed her sore throat and headache would go away. Maybe she'd been working too hard, or not drinking enough ...

Cardiologists need to know how to recognize and manage the cardiac effects that can arise from SARS-CoV-2 infections or COVID ...