Climate change fuelling cholera surge: WHO
Pfizer-BioNTech to test combined Covid and flu vaccine
Covid vaccinations not compulsory for World Cup fans: Qatar
Hong Kong extends digital vaccine pass to kids as young as five
China approves world's first inhalable Covid-19 vaccine
UK clears new Moderna vaccine targeting Omicron variant
Kuwait urges people over 50 to take second booster
US approves Pfizer and Moderna vaccines for youngest children
Hundreds of truckers pour into Ottawa to protest vaccine rule
