COVID-19 and multiple crises in Afghanistan: an urgent battle.

The political and military advance of the Taliban, reduced healthcare capacity, and imminent humanitarian crisis risk exacerbating an already very serious threat posed by COVID-19 in Afghanistan. The continued rise of COVID-19 cases in Afghanistan appears inevitable, but poor diagnostic capacity prevents accurate case measurement, while vaccine provision is extremely limited. This letter highlights how the recent changes in Afghanistan risk exacerbating the COVID-19 and ongoing health emergency in the country.