A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

The recent death of a teenage girl in India has spotlighted the deadly Nipah virus, raising global concerns due to its high ...

In patients with COVID-19, preexisting immunity and Omicron infection were associated with reduced disease severity and upper respiratory symptom presentation.

With the 2025 influenza season starting earlier than usual, the NICD urges South Africans to stay vigilant against seasonal viruses like flu and RSV. Learn about the symptoms, preventive measures, and ...

Some forms of cancer can be difficult to detect, and one that has 'subtle symptoms' often goes unnoticed until it is at an advanced stage. To combat this, a doctor has shared some early warning signs.