Medical Health Cluster

Variantes Covid

Study: Inflammation, not the virus itself, causes COVID-19-related loss of smell

Anosmia, the loss of smell, is a frequent and often long-term symptom associated with COVID-19 that can severely burden a person’s quality of life, making it extremely difficult to taste foods, detect airborne hazards in the environment, and carry out other functions dependent on the sense. While the devastating impacts […]

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Cuarentena y aislamiento

Esta información está dirigida al público en general. Los profesionales de atención médica pueden consultar Finalización del aislamiento y precauciones para personas con COVID-19. Las personas con COVID-19 y sus contactos cercanos deben seguir las recomendaciones que se describen en esta página. Estas recomendaciones no cambian en función de los niveles […]

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US Life Expectancy Dropped by 2 Years in 2020: Study

The average life expectancy in the United States is expected to drop by 2.26 years from 2019 to 2021, the sharpest decrease during that time among high-income nations, according to a new study. The study, published in medRxiv, said U.S. life expectancy went from 78.86 years in 2019 to 76.99 years in […]

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Age and Ferritin Levels May Predict MIS-C Severity

Older age and higher ferritin levels at hospital admission predict severe illness in COVID-related multisystem inflammatory syndrome in children (MIS-C), according to a Canadian multicenter cohort study. The adjusted absolute risk for admission to an intensive care unit (ICU) was 43.6% among children aged 6 years and older and 46.2% […]

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CDC: Omicron Hospitalization Doubled in Unvaxxed Children

Unvaccinated children ages 5 to 11 were more than twice as likely to be hospitalized for COVID-19 during the Omicron wave, and nearly a third of hospitalized kids overall had no underlying medical conditions while about a fifth required intensive care unit (ICU) admission, researchers found. From Dec. 19, 2021 […]

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Fourth Dose of BNT162b2 mRNA Covid-19 Vaccine in a Nationwide Setting

Abstract BACKGROUND With large waves of infection driven by the B.1.1.529 (omicron) variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), alongside evidence of waning immunity after the booster dose of coronavirus disease 2019 (Covid-19) vaccine, several countries have begun giving at-risk persons a fourth vaccine dose. METHODS To evaluate […]

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Hospitalizations of Children Aged 5–11 Years with Laboratory-Confirmed COVID-19 — COVID-NET, 14 States, March 2020–February 2022

Summary What is already known about this topic? COVID-19 can cause severe illness in children. Children aged 5–11 years became eligible for COVID-19 vaccination on November 2, 2021. What is added by this report? During the period of Omicron predominance (December 19, 2021–February 28, 2022), COVID-19–associated hospitalization rates in children […]

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Omicron BA.2: What Do We Know So Far?

Since November 2021, the Omicron variant of SARS-CoV-2 has quickly become the most dominant variant worldwide. Early sequencing of Omicron in South Africa alerted researchers to the possibility that Omicron could be a cause for concern due to extensive mutations of the spike protein. Omicron has 30 mutations of the […]

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COVID-19 May Increase Risk for Rare Eye Clots

Patients with COVID-19 may have an increased risk of rare vision-threatening blood clots in the eye for months afterward, new findings suggest. Because SARS-CoV-2 infections increase the risk of blood vessel obstructions at other sites in the body, researchers studied nearly half a million COVID-19 patients to see whether they […]

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Testing and Treating Can Help Normalize COVID and Daily Life

“Test and treat” is a critical strategy for people and society returning to more normal activities. Now that the early responses to the COVID-19 pandemic have — sort of — been met (ie, minimizing infection, spread, illness, and death with masks, testing, contact tracing, social distancing, and vaccines), we are […]

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