This fall saw an unusually high number of cases of “walking” or mycoplasma pneumonia, a mild pneumonia that typically causes a severe cough but less fatigue than more serious forms of the disease.

Four illnesses are filling Minnesota hospitals, and health leaders are warning you that Minnesota is dealing with a "quad-demic." This year, Minnesota has nearly reached 1,800 hospitalized influenza cases this season.

If you've woken up with sweaty palms, shaky hands and a grumbling stomach begging for relief, you're not alone. The new year brought a warm winter, new habits and an uptick of norovirus — commonly called the stomach flu.

Cases of various illnesses are on the rise as snow and cold weather keep people indoors. Outbreaks of norovirus, also called the winter vomiting bug, are surging throughout the U.S. Hamilton County Public Health Medical Director Steve Feagins says increased cases of the flu, COVID and RSV are also expected during this time of year.

Common and highly contagious illnesses are reaching several-month highs. Norovirus has almost reached a several-year record.

Wastewater levels of RSV are "moderate" nationwide for the week ending Dec. 28, according to the CDC's wastewater monitoring systems. Wastewater levels of RSV rose to moderate in mid-December – the first time it reached moderate since January 2024.