Alpha Variant

Travel Rules Tighten In US Amid 'Omicron' Variant Scare, Know Which Countries Have Imposed Restrictions

Covid Delta Variant As Contagious As Chickenpox, Cause More Severe Infections: Report

Delta Variant Of Covid-19 40-60% More Transmissible Than Alpha Variant: Govt Panel Chief

EXPLAINED| Know About Different Variants Of Covid-19 And Which One Is The Most Dangerous

'Sputnik V Can Protect Against All Covid Variants' Says Head Of Russia's Gamaleya Institute

Early Covaxin Study Shows Protections Against Beta & Delta Variants Of Covid-19

NIV Pune Detects New Variant B.1.1.28.2; Could Be More Dangerous Than Alpha Say Experts

Lancet Study Suggests Shorter Gap Between Vaccine Doses To Build Antibody Against Delta Variant