Diseases, Conditions, Syndromes

Three COVID-19 exposures needed for broad immunity

The immune system develops a high-quality antibody response after three encounters with the coronavirus spike protein. These antibodies are also capable of neutralizing omicron efficiently. This applies to people who are ...

Diseases, Conditions, Syndromes

COVID-19 boosters and some medications appear to neutralize omicron

Mutations to the spike protein of the omicron variant are shown to alter how the virus infects cells and reduce its sensitivity to therapeutic and vaccine-elicited antibodies, according to a paper published in Nature. Booster ...

Diseases, Conditions, Syndromes

S. Korea expands rapid testing amid record COVID infections

South Korea on Thursday began enforcing a new coronavirus testing policy centered on rapid testing as health officials reported a record number of new infections following the Lunar New Year holiday.

Diseases, Conditions, Syndromes

New turning point? More countries easing COVID restrictions

Late-night disco partying. Elbow-to-elbow seating in movie theaters. Mask-free bearing of faces in public, especially in Europe and North America: Bit by bit, many countries that have been hard-hit by the coronavirus are ...

Diseases, Conditions, Syndromes

Omicron sub-variant found in 57 countries: WHO

A sub-variant of the highly contagious Omicron coronavirus strain, which some studies indicate could be even more infectious than the original version, has been detected in 57 countries, the WHO said Tuesday.

Diseases, Conditions, Syndromes

Norway scraps most COVID curbs despite Omicron surge

Norway on Tuesday announced it would scrap most of its COVID restrictions despite an Omicron-fuelled surge in infections, saying society must "live with" the virus.

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