A new COVID-19 variant, 'Cigarra', has raised concerns among experts due to its high number of mutations, which may impact its behavior and effectiveness of vaccines. The variant has been detected in over 20 countries, but its impact is not yet massive.

'Cigarra' es la nueva variante de COVID que preocupa a expertos que la OMS vigila desde finales del año pasado. <p>‘Cigarra’, la <a href="https://www.elfinanciero.com.mx/opinion/colaborador-invitado/2026/03/24/la-factura-del-covid-que-el-imss-no-ha-cobrado/" rel="noreferrer" target="_blank" title="https://www.elfinanciero.com.mx/opinion/colaborador-invitado/2026/03/24/la-factura-del-covid-que-el-imss-no-ha-cobrado/">nueva variante de COVID-19</a>, es vigilada por expertos debido a su capacidad d...