World News
Long COVID changes heart rate variability, study suggests
Long-COVID patients had reduced heart rate variability at rest and during deep breathing,
Read more.COVID contact-tracing study suggests length of exposure biggest factor in disease spread
Most exposures were short, but transmission usually resulted from exposures of 1 hour to several days.
Read more.COVAX winds down with COVID vaccine shift to regular programs
Doses will still be available to low-income countries through Gavi’s regular immunization program.
Read more.Study spotlights persistent daily headaches after COVID-19
Persistent headache began during the first 2 weeks of COVID-19 in more than two thirds of participants.
Read more.WHO designates JN.1 as separate COVID-19 variant of interest
As part of its announcement today, the WHO recommended universal masking for health facilities and protection for health workers.
Read more.