According to the U.S. Centers for Disease Control and Prevention (CDC), hospitals are seeing a high number of flu cases and a very high number of RSV cases. (C

Flu season is here in California, but other illnesses are in full swing in the Golden State. Here are the symptoms and how long you're contagious.

SHEBOYGAN – Levels of respiratory illnesses in the Sheboygan area are high, on trend with regional and state data, according to Sheboygan County Division of Public Health. Emergency visits for viral illnesses have been "very high" across the northeast part of the state, including Sheboygan, according to the Wisconsin Department of Health Services.

Viral sicknesses have risen in early 2025 amid the ongoing “quad-demic” in the U.S., referring to three respiratory viruses and one gastrointestinal disease, according to the Centers for Disease Control and Prevention (CDC) data.

After the holiday season and an uptick in travel, California faces a rise in respiratory illnesses, prompting health experts to talk of a “quad-demic.” The term refers to the simultaneous spread of four major viruses: COVID-19,