Covid-19 probably can be eradicated globally, just like polio, according to research just published in BMJ Global Health. That assumes, however, that a high rate of vaccination occurs globally and that there is a quick response to emerging variants.

Leaders of 23 countries and the World Health Organization on March 30 backed an idea to create an international treaty that would help deal with future health emergencies like the coronavirus pandemic by tightening rules on sharing information.

According to the Pharmaceutical Research and Manufacturers of America (PhRMA), there are 264 vaccines in development to prevent and treat diseases.