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Infants and young children are also very susceptible; globally, pneumonia kills more children under the age of 5 than any other infectious disease. Other vulnerable groups include people who are ...
In May 2022, a preprint indicated Omicron subvariants BA.4 and BA.5 could cause a large share of COVID-19 reinfections, beyond the increase of reinfections caused by the Omicron lineage, even for people who were infected by Omicron BA.1 due to increases in immune evasion, especially for the unvaccinated. However, the observed escape of BA.4 and ...
In healthcare facilities, medical isolation refers to various physical measures taken to interrupt nosocomial spread of contagious diseases. Various forms of isolation exist, and are applied depending on the type of infection and agent involved, and its route of transmission , to address the likelihood of spread via airborne particles or ...
Part of managing an infectious disease outbreak is trying to delay and decrease the epidemic peak, known as flattening the epidemic curve. [1] This decreases the risk of health services being overwhelmed and provides more time for vaccines and treatments to be developed. [1]
The spread of BA.5 has caused a surge in cases across the country and, so far, a slight uptick in N.C. Scientists are scrambling to learn what that could mean for vaccine efficacy, public health ...
Compared with previous variants, does it spread more easily, cause more severe cases and have the potential to evade COVID-19 vaccines? What we know about Omicron so far, according to an ...
During the 2002–2004 SARS outbreak, the SARS-CoV-1 virus was prevented from causing a pandemic of Severe acute respiratory syndrome (SARS). Rapid action by national and international health authorities such as the World Health Organization helped to slow transmission and eventually broke the chain of transmission, which ended the localized epidemics before they could become a pandemic.
The Omicron variant of the coronavirus is spreading faster than the Delta variant and is causing infections in people already vaccinated or who have recovered from the COVID-19 disease, the head ...