Natasha Loader, The Economist's health policy editor, unveils the intricacies of the Pfizer vaccine approval process amidst an urgent push for emergency use in America. Meanwhile, Sarah Burke, a foreign correspondent, delves into the rising trend of multigenerational living in the West, exploring its roots in combating loneliness and economic pressures. Together, they examine the differences in regulatory approaches between the US and UK, shedding light on how societal shifts are reshaping living arrangements and health policies during the pandemic.