As Sydney enters its third week of lockdown and the Delta variant of coronavirus seeps through an ever wider area of the city, new questions are being asked about whether children should be vaccinated.

Differing advice on the impact coronavirus has on children’s health and exactly what their ability is to transfer the virus to others has created confusion about whether the vaccination program should be extended to children.

Today on Please Explain, science writer Liam Mannix, who looked into this for his weekly Examine newsletter, joins Nathanael Cooper to discuss the issue further.