Health News Health Agencies Scramble To Prepare For New Mpox Strain

What public health experts want you to know about the severe mpox strain appearing in the U.S.

Clade I, the version of mpox now circulating in Southern California, is not new to science. It’s been responsible for severe outbreaks in Central and Eastern Africa and has a higher rate of ... Read More

Mpox strain surfaces in US without international travel, raising fears of wider outbreak

The department warned that although public health risk remains low, this was the first time the patients did not have a history of recent international travel. This indicates a person-to-person ... Read More

L.A. County Health officials confirm another case of severe Mpox strain

The Los Angeles County Department of Public Health on Friday confirmed another case of a more severe strain of mpox in a local patient with no known history of travel to areas where the virus is ... Read More

Mpox strain that may be more severe appears to spread locally in U.S. for first time

The first U.S. cases of a potentially more severe form of mpox without known travel were reported in California, health officials said this week. "The identification of cases of clade I mpox, which ... Read More

New, More Dangerous Mpox Strain Found in 3 Californians

The cases mark the first known local spread of this strain in the U.S. All patients were hospitalized and are now recovering at home in isolation MONDAY, Oct. 20, 2025 (HealthDay News) — A more ... Read More

Symptoms of Mpox: New Strain Spreading in the UK Prompts Health Warning

A new strain of the mpox virus, known as clade Ib, is spreading in the UK, prompting health officials to urge vaccinations among those at risk. The variant, first detected in the Democratic Republic ... Read More

3 Cases of More Severe Mpox Strain Found in California — Here's What to Know

Three new cases of clade I mpox — the more severe strain of the disease formerly known as “monkeypox” responsible for outbreaks in Central and Eastern Africa — have been identified in Southern ... Read More

Officials announce first known cases of severe mpox strain spreading in US

California health officials are investigating cases of a more severe form of mpox after confirming it had, for first time known to authorities, spread locally in the United States. Three cases of ... Read More

3 cases of new mpox strain reported in California

Health officials in Southern California are investigating the spread of a new strain of the Monkeypox virus after three cases were reported last week in the region. Health officials in Southern ... Read More

L.A. County Public Health investigates possible local spread of mpox strain

The Los Angeles County Department of Public Health is investigating possible local transmission of Clade I mpox after confirming multiple cases in individuals with no recent international travel ... Read More

New, More Dangerous Mpox Strain Found in 3 Californians

California officials said the new Clade 1 cases were found in 1 person in Long Beach and 2 in Los Angeles; all 3 were hospitalized and have since been discharged to recover at home in isolation. Read More

New, More Dangerous Mpox Strain Found in 3 Californians

The virus can incubate for up to 3 weeks before symptoms appear, meaning people can unknowingly spread it to others around them. HealthDay News — A more dangerous strain of mpox, a virus that causes ... Read More