Arumugam raja

Governments around the world are desperately trying to deploy Covid booster shots to millions of people in order to bolster their protection against the more transmissible variant. Preliminary studies have found that omicron reduces the efficacy of two-dose Covid vaccines, but a booster shot can restore a significant level of protection. It’s been less than a month since the new, heavily mutated Covid strain was detected and designated a “variant of concern” by the World Health Organization. It’s now spreading rapidly.