A new study shows that people with long COVID respond differently to COVID vaccines and that the condition may be caused by a dysfunction of the immune system — possibly explaining why some people experience symptoms for months while others recover and resume normal lives. The study compared people who […]
Vaccines developed early in the COVID-19 pandemic continue to provide substantial protection against severe disease and death from the disease. The SARS-CoV-2 virus has mutated significantly since late 2019. But, in many cases, the immune system can recognize later variants such as Omicron. This ability comes in part from features […]
This may be one of the last few summers that people will need to mostly depend on doing tick checks as the best defense against getting Lyme disease. Multiple drugmakers are developing vaccines that could help people avoid the many troubling symptoms of the tick-borne illness. Earlier this month, Moderna […]
Following FDA regulatory action, CDC has taken steps to simplify COVID-19 vaccine recommendations and allow more flexibility for people at higher risk who want the option of added protection from additional COVID-19 vaccine doses. CDC’s Advisory Committee on Immunization Practices (ACIP) met today to discuss these COVID-19 vaccine recommendation changes, […]
From the beginning, a scorecard might have come in handy for keeping track of the whos, whats, and whens of COVID-19 vaccination. Both available messenger RNA (mRNA) vaccines and the Novavax protein subunit vaccine require a 2-dose primary series, but the interval between the 2 shots is a minimum of […]
Con la llegada del frío y las actividades trasladadas una vez más al interior de los hogares, los casos de COVID-19 en Estados Unidos han aumentado; y el en mundo surgen nuevas variantes como la XBB de Singapur, la BQ.1 o la BQ.1.1, entre otras. Las hospitalizaciones por coronavirus están […]
Non-pharmaceutical interventions (NPIs) and societal behavioural changes during the COVID-19 pandemic altered not only the spread of SARS-CoV-2, but also the predictable seasonal circulation patterns of many endemic viral illnesses in children. Before 2020, respiratory syncytial virus (RSV) and non-pandemic influenza viruses peaked in the winter in northern and southern […]
OMS: muertes semanales cayeron 90% desde febrero, pero “todavía es una pandemia” Las muertes globales debido a COVID-19 han disminuido aproximadamente 90% desde comienzos de año, pasando de 75.000 por semana en febrero a 9.400 la semana pasada, informó la Organización Mundial de la Salud (OMS). “Hemos recorrido un largo camino […]
Los expertos han advertido de la aparición de tres nuevos síntomas clave para saber si nos hemos contagiado con las nuevas subvariantes Covid. El Ministerio de Sanidad ha hecho públicos los últimos datos actualizados de la incidencia Covid en nuestro país. 17.875 nuevos casos de coronavirus, de los que 11.420 se han […]
Cuando todo hacía suponer que finalmente podíamos respirar aliviados y dejar atrás la crisis sanitaria que generó la covid, una nueva ola de virus respiratorios está volviendo a colmar las unidades pediátricas de hospitales en algunos países. Se trata -aclaran los expertos- de un fenómeno muchísimo menos grave que el […]
