Here are the potential vaccines for COVID-19 being tested in humans

With the death toll from COVID-19 climbing ever higher worldwide, one question looms large in the mind: when could there be a vaccine to challenge this pandemic? Scientists are working around the clock to find that solution, with numerous vaccine trials already underway in multiple countries. At the start of April, over 60 potential vaccines were in preclinical evaluation, according to the World Health Organization (WHO). In order for a vaccine to be approved for rollout to the general populatio