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And this will not be the last time that the virus mutates, the experts added. Professor Teo Yik Ying, dean of the National University of Singapore's (NUS) Saw Swee Hock School of Public Health, told The Straits Times on Saturday (May 29): "What is frightening is the speed at which this variant is able to spread and circulate widely within the community, often surpassing the capability of contact-tracing units to track and isolate exposed contacts to break the transmission chains. "It has the potential to unleash a bigger pandemic storm than the world has previously seen." B1617 has mutated to...

SINGAPORE: Improving ventilation and the flow of fresh air inside buildings could help to prevent the concentration of aerosol particles, though ...

SINGAPORE - The mode of Covid-19 transmission is a subject of intense debate after a 53-year-old cleaner who works at a stay-home notice facility was identified as a possible source of infection that led to the latest community cluster at Westgate and Jem malls in Jurong East. Infectious diseases expert Paul Tambyah said the cleaner - if infected at her workplace - was unlikely to have direct contact with the stay-home notice visitors, so the virus would have somehow carried itself through the air or via a contaminated surface to get to the cleaner. There are three main modes of transmissi...

Recently, the approach was used in Tan Tock Seng Hospital with some success. - ST SINGAPORE (The Straits Times/ANN): Ring-fencing strategies that aim to limit Covid-19 transmissions and contain their spread have been intensified recently, helping Singapore stave off a second circuit breaker for now. Experts note that larger areas are now being closed off and more people made to undergo swab testing. Professor Teo Yik Ying, dean of the National University of Singapore's (NUS) Saw Swee Hock School of Public Health, said that ring-fencing can help to flatten the curve of infections by preventin...

In less than a month, the Covid-19 cluster at Changi Airport has swelled to more than 100 people, including airport workers whose jobs did not require them to interact with passengers, family members of front-line staff and visitors.