The CDC issued a health advisory about mpox in the U.S. after a more severe case was detected in California.

Health officials in California have confirmed the first domestic case of a more severe strain of mpox in a traveler from Eastern Africa, according to the CDC.

British health officials say they have identified four cases of the new, more infectious version of mpox that first emerged in Congo, marking the first time the variant has caused a cluster of illness outside of Africa

On Wednesday, the WHO declared mpox to be a public health emergency of international concern. Experts explain what that means.

A new study from UCLA published Thursday found the mpox public health campaign in 2022 was successful but that cases are still occurring at low levels in the U.S.

Mpox cases are on the rise in the U.S., increasing to almost double what they were at the same time last year, according to new CDC data.

China is seeing cases mpox spike months after the WHO declared the public health emergency to be over. Here's what that means.

A new CDC report published Thursday found the mpox vaccine was 86% effective at preventing infection when patients received both doses.

The CDC alerted doctors Monday about the potential risk of new mpox, formerly known as monkeypox, cases, warning that summer gatherings could lead to a "resurgence."

Experts said the successful control of Mpox was due largely to the rapid deployment of vaccines and treatments.

The Food and Drug Administration has sent several warning letters to companies allegedly selling unproven treatments and "cures" for mpox online.

A report from the CDC found that among the few hundred mpox cases diagnosed among women, Black and Hispanic Americans were disproportionately affected.

Experts tell ABC News that through vaccination and effective public health messaging, which at-risk people listened to, the U.S. was able to stem the mpox outbreak.

A new CDC report published Thursday has showed how important mpox vaccination was with cases being 10 times as high among unvaccinated people.

Immunocompromised patients are at high risk of suffering severe cases of monkeypox, and even death, according to a new report from the CDC published Wednesday.

Data from the CDC shows that the 7-day average of monkeypox cases in the United States has fallen to 60, the lowest levels recorded since late June.

Experts told ABC News Hispanic and Latino men in the U.S. have been disproportionately affected by the monkeypox outbreak compared to white Americans.

Monkeypox vaccine data from the CDC found that people who haven't been vaccinated against monkeypox were 14 times more likely to get infected than vaccinated people

Data from the Centers for Disease Control and Prevention indicates the monkeypox outbreak is slowing, with a 50% decline in the seven-day average of cases.

Public health efforts toward behavior modification and vaccination are showing reassuring results.

At a Senate hearing on Wednesday, senators on both sides of the aisle criticized the Biden administration's monkeypox response

The CDC and the Los Angeles Department of Public Health have confirmed the first death due to monkeypox in a Los Angeles County resident.

Los Angeles County is looking into the death of someone who had been diagnosed with monkeypox, county officials said during a press conference.

CDC data shows Black and Hispanic Americans make up the majority of monkeypox cases in the U.S. but are underrepresented when it comes to receiving vaccines.

The White House asking lawmakers for $22.4 billion for COVID vaccines and treatments.

City data shows monkeypox cases are declining, a sign that the outbreak is starting to ease.

School officials and administrators reveal how they're addressing monkeypox as the outbreak looms and students head back to classrooms for the fall semester.

At least 31 children in the United States have tested positive for monkeypox, according to state officials across the country.

The patient was severely immunocompromised, according to the Texas Department of State Health Services, and died at a Harris County hospital.

After acquiring enough monkeypox vaccines for the at-risk population of gay and bisexual men, there are talks within the Biden administration of expanding their targets

Officials from Seattle Children's Hospital confirmed to ABC News that their teams are currently caring for the infected baby.

Three children in Georgia have now tested positive for monkeypox, newly updated state data has revealed.

The new intradermal technique requires just a fraction of a vaccine per shot.

Pediatric cases of monkeypox have been reported in states from Florida to California.

Experts say people tend of focus on problems closer to home and tend to be unaware of diseases spreading beyond their borders.

Every state has now reported at least one case of monkeypox, after Wyoming became the last state to confirm a case.

The New York State Department of Health reported its first known case of monkeypox in a child in New York.

Dr. Rosamund Lewis, the World Health Organization's Technical Lead for monkeypox outbreak, spoke with ABC News Live about the latest updates.

The additional vaccines are made possible by the new injection approach, though it's not clear how widely its being embraced on the ground.

Globally, more than 38,000 cases of monkeypox have now been confirmed, according to the CDC.