Vaccine effectiveness against SARS-CoV-2 infection wanes over time
Jun 14, 2022
However, for all ages, vaccine effectiveness against severe COVID-19 was high overall, at 90% five months or longer after two doses.
Food allergy tied to lower risk for SARS-CoV-2 infection
Jun 09, 2022
Asthma does not raise the risk for infection or household transmission.
Most neurologic symptoms persist for COVID-19 long haulers
Jun 02, 2022
SARS-CoV-2 vaccination appears to have no positive or negative impact on cognitive function or fatigue.
Vaccination cuts risk of severe COVID-19 in patients on dialysis
Jun 01, 2022
There was a reduction in risk of admission and deaths with prior two-dose vaccination versus no vaccination.
Vaccination offers partial protection for postacute phase of COVID-19
May 31, 2022
Individuals with breakthrough infection have an increased risk for death and postacute sequelae compared with contemporary controls.
Proportion of asymptomatic SARS-CoV-2 infections unclear
May 27, 2022
Most SARS-CoV-2 infections are not asymptomatic; those with asymptomatic infections are less infectious.
Burden of persistent symptoms high after COVID-19 infection
May 24, 2022
No specific causes of symptoms of postacute sequelae of SARS-CoV-2 infection were identified.
Antibody levels after COVID-19 vaccination inversely linked to body weight
May 23, 2022
An inverse correlation was sustained for up to six months following two doses of BNT162b2 (Pfizer–BioNTech) in a small cohort of healthy young and middle-aged adults.
Loss of smell, taste less likely with newer COVID-19 variants
May 18, 2022
A lower risk for developing chemosensory loss was observed with the alpha, delta and omicron variants.
WHO says pandemic death total far higher than reported in many countries
May 05, 2022
In the United States, about 930,000 more people than expected had died by the end of 2021 compared with the 820,000 COVID-19 deaths officially recorded during the same period, The New York Times reported.