How much should we worry each time a new COVID-19 variant arises? | commentary

Though the current COVID-19 wave is on the wane, questions arise each time there's a new variant, such as whether people should wait for an updated vaccine before a booster jab. Here's what infectious diseases doctor Hsu Li Yang from the Saw Swee Hock School of Public Health says. 0:00 Introduction 0:47 Are new FLiRT variants a cause for concern? 1:18 Should people wait for COVID-19 vaccines of most recent variants to get boosted? 1:54 Why not get immunity through infection instead? More video commentaries: https://youtube.com/playlist?list=PLbnMTcZEga8TQ_9x-namlpsvTHmnQIkeR&si=RYHmGnkExVXXA6go Subscribe to our channel here: https://cna.asia/youtubesub Subscribe to our news service for must-read stories: Telegram - https://cna.asia/telegram WhatsApp - https://cna.asia/whatsapp Follow us: CNA: https://cna.asia CNA Lifestyle: http://www.cnalifestyle.com Facebook: https://www.facebook.com/channelnewsasia Instagram: https://www.instagram.com/channelnewsasia Twitter: https://www.twitter.com/channelnewsasia TikTok: https://www.tiktok.com/@channelnewsasia