A doctor has warned that vaccinations may be less effective against a new Covid variant with 75 mutations in its structure, which is sweeping around the world . The UK Health Security Agency is monitoring the spread of the strain, officially designated BA.3.2. The variant’s ability to stay ‘underground’ for so long before bursting into action has earned it the nickname cicada - after the insect which lies dormant for years. It has been detected in 23 countries and is sweeping the US. Writing on

Tag-uri: Coronavirus