Medical Health Cluster

infections

Seasonality of Respiratory Syncytial Virus — United States, 2017–2023

Summary What is already known about this topic? In the United States, the timing of seasonal respiratory syncytial virus (RSV) epidemics (October–April) was disrupted during the COVID-19 pandemic. What is added by this report? RSV circulation was historically low during 2020–21 and began earlier and continued longer during 2021–22 than […]

Read More

HIV and Sexually Transmitted Infections Among Persons with Monkeypox

Summary What is already known about this topic? In the current global monkeypox outbreak, HIV infection and sexually transmitted infections (STIs) are highly prevalent among persons with monkeypox. What is added by this report? Among 1,969 persons with monkeypox in eight U.S. jurisdictions, 38% had HIV infection, and 41% had […]

Read More

What is the new COVID-19 variant BA.2, and will it cause another wave of infections in the US?

A new omicron subvariant of the virus that causes COVID-19, BA.2, is quickly becoming the predominant source of infections amid rising cases around the world. Immunologists Prakash Nagarkatti and Mitzi Nagarkatti of the University of South Carolina explain what makes it different from previous variants, whether there will be another […]

Read More

COVID-19 vaccine breakthrough infections

The pivotal phase 3 clinical trials of the two-dose messenger RNA (mRNA) vaccines, among the largest ever conducted, led to the notable finding of ∼95% efficacy for prevention of symptomatic COVID-19 2 months after the second dose. Adenovirus vectored vaccines showed lower protection against infection with severe acute respiratory syndrome […]

Read More

‘Enormous spread of omicron’ may bring 140M new COVID infections to US in the next two months, model predicts

As the omicron variant continues to spread throughout the world, new modeling data shows the latest strain may cause millions more new infections per day in the U.S. but fewer hospitalizations and deaths compared to the delta variant. Researchers at the Institute for Health Metrics and Evaluation at the University of Washington’s […]

Read More

140M new COVID-19 infections possible in first two months of new year, experts say

The U.S. may see as many as 140 million new COVID-19 infections in the first two months of 2022, according to new modeling data from the Institute for Health Metrics and Evaluation (IHME) at the University of Washington’s School of Medicine. After revising their modeling data to include updated information about the omicron variant, researchers […]

Read More

Off balance: Interferons in COVID-19 lung infections

Interferons are innate and adaptive cytokines involved in many biological responses, in particular, viral infections. With the final response the result of the balance of the different types of Interferons. Cytokine storms are physiological reactions observed in humans and animals in which the innate immune system causes an uncontrolled and […]

Read More