How do vaccines work?
Most of us have become used to getting vaccinated to try to protect ourselves from Covid. But how do vaccines work and should we be worried about side effects? FYI presenter Maya investigates. Read More
Topic: vaccine
Vaccine trials begin for children
A COVID-19 vaccine trial began this week with children. FYI viewers put their questions to Dr Grace Li, part of the Oxford University AstraZeneca vaccine team. Read More