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

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A Qatar-based study involving 121,700 patients has underscored the importance of the post-vaccination monitoring to optimise ...

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.

CHICOPEE, Mass. (WWLP) – Doctors are warning of two new COVID-19 strains this summer that are currently going around.

FDA grants full approval to Moderna's COVID-19 vaccine for children aged 6 months to 11 years with medical vulnerabilities, ...

The U.S. thought it had eradicated measles 25 years ago. Now the highly contagious disease is back, spiking to more than 1,200 cases already in 2025.

Scientists have been studying Parkinson’s for many years, but they still don’t fully understand why it happens. Without ...

Doctor William Wilson experienced a heart attack. He urges people not to ignore common symptoms. Chest discomfort and ...

Bone cancer is a serious ailment. It involves abnormal cell growth in bones. It damages healthy tissues. It often affects the ...