KUALA LUMPUR, Feb. 19 -- A medical doctor has cleared the air over uncertainty regarding the various Covid-19 vaccines available, stating that many of the fears surrounding the new mRNA technology in vaccines are unfounded.

Consultant pediatrician Dr Musa Mohd Nordin, with the KPJ Damansara Specialist Hospital, said he aimed to ensure the public can make better informed choices based on good science, and not be frightened by fear-mongering and fake news spread by anti-vaxxers.

He was answering several questions on his Twitter handle, one of which wanted to know if the Pfizer-BioNTech vaccine was safer for older individuals or those with health issues.

The inquirer added that a friend with doctors in her extended family said their relat...