The Long Covid Research Initiative, made up of top researchers and patient groups, has the backing of billionaire philanthropists and hopes to find treatments to help the millions of people suffering from the condition.
Two doses of the Covid-19 vaccine only offer limited protection against the highly contagious omicron variant, according to a new Danish study published in PLOS Medicine.
Chengdu, home to factories for multinational giants like Intel and Foxconn, faces the lockdown on top of extreme heat and power shortages this summer, and following tight restrictions in other major cities.