Nigeria, April 30 -- The United Nations Children's Fund (UNICEF) on Tuesday said Nigeria currently bears the highest burden of unvaccinated children globally.

A Health Officer at UNICEF, Bashir Elegbede, disclosed this during a one-day media dialogue in Damaturu, Yobe State, to commemorate the 2025 World Immunisation Week.

According to Mr Elegbede, about 2.1 million Nigerian children-representing 24 per cent of the estimated 8.7 million under-one population-have not received a single routine vaccine dose.

He said these children are referred to as "zero-dose" (ZD) children because they have not received any vaccine according to the national routine immunisation schedule.

The global target, he noted, is to reduce the number of zero-dose...