HealthSewage surveillance spots new covid-19 variants as effectively as PCRs Monitoring waste-water samples for coronavirus remnants enabled researchers in Austria to identify when omicron became the dominant variant and track the virus's transmission in communities ¿ìè¶ÌÊÓÆµ
HealthCovid-19 in pregnancy linked to delays in babies reaching milestones In a small study, babies born to women who caught covid-19 while pregnant had a 6 per cent chance of a developmental delay diagnosis by 1 year of age, compared with a 3 per cent chance among babies whose mothers weren't infected ¿ìè¶ÌÊÓÆµ