BA.2.2 sub-variant sparks fresh Covid-19 concerns but scientists allay fears.
British scientist says flawed PCR tests mistook common colds, flu for Covid-19.
ASG Eye in talks with PEs to sell 49% stake.
Novavax's Covid vaccine rollout in EU off to a slow start-data.
China's daily cases of symptomatic Covid more than triple.
China on brink of biggest Covid crisis since Wuhan as cases triple.
Emerging technologies aiding manage cerebral palsy.
'Very sick Covid patients may have long-term mental health issue': Doctors.
Gehlot urges centre to control passenger movement amid rise in Covid cases in China.
India reports 2568 new Covid-19 cases, active cases decline to 33,917.