It’s sick season in Philly: the cold-weather months when cases of respiratory illnesses and the “stomach bug” norovirus rise. Some public health experts have called the combination of viruses circulating “the quad-demic” — referring to a wave of illness from the simultaneous spike in COVID,

The latest confirmed hospitalization data shows notable increases of more than 30% in hospital admissions due to both COVID-19 and RSV during the last full week of December.

Influenza A, COVID-19 and norovirus (stomach flu) are on the rise, according to the Centers for Disease Control and Prevention. But there's a fourth "bug" the public should be aware of: respiratory syncytial virus. RSV causes cold-like symptoms and affects the breathing passages and lungs.

Weekly reports of COVID-19 and influenza show rising activity, but it’s the combination of multiple infectious diseases at once that’s causing problems.

Respiratory viruses are on the rise in Brevard, though not at a rate higher than previous years, according to local health systems.

Four illnesses are filling Minnesota hospitals, and health leaders are warning you that Minnesota is dealing with a "quad-demic."

In the Twin Cities metro, 470 patients were hospitalized with the flu in the latest week of data. According to the data, influenza A cases have skyrocketed after a late-December surge in school outbreaks.