CDC officials say medical professionals are seeing more patients whose illness cannot be traced back to an infected animal or bird.

The CDC has issued a Level 3 travel advisory for Rwanda due to an outbreak of the Marburg virus. The agency will also screen travelers from Rwanda.

The virus, often colloquially referred to as “stomach flu,” saw the percentage of positive tests double during the first week of January compared to last year. Positive test percentages for cases of norovirus in the United States are double what they were at the same period a year ago,

There is no evidence yet that the outbreak is extraordinary yet and Chinese officials have pushed back against claims of yet another pandemic.

Several viruses -- seasonal flu, stomach flu, COVID-19 and RSV -- are surging in the United States and are expected to spike during the winter months, according to the Centers for Disease Control and Prevention.

Flu has surged to high levels across the US, straining hospitals. Experts discuss 2024-25 flu season trends, symptoms to watch for, and how to stay safe.

The LDH revealed that the patient was over age 65, had underlying medical conditions and contracted bird flu after exposure to both wild birds and a non-commercial backyard flock.

Cases of Slapped Cheek Syndrome—also known as the Fifth disease or erythema infectiosum - a viral infection caused by the parvovirus B19—have seen a significant rise across the United States, promoting the Centers for Disease Control and Prevention to issue a warning.

The CDC is monitoring developments closely because the United States is in the middle of flu season. With more patients flooding hospitals seeking care for seasonal flu, testing for avian influenza could slow down, and that could delay public health measures needed to prevent disease spread.

The widening U.S. bird flu outbreak has made its way to Maryland, which has counted two cases on commercial poultry farms — one in Caroline County and another in Queen Anne’s County — since the start of the year.

Illinois, Indiana, Michigan, Minnesota, Ohio and Wisconsin had the highest rates, with 9.2 percent of tests coming back positive.