The Latest Breaking News from CDC

Since the start of 2025, about 240,000 people have been infected with chikungunya, with 90 deaths in 16 countries.

An entomologist says alpha-gal syndrome is spreading in the U.S. and around the globe at a rapid rate

Hours after savoring that perfectly grilled steak on a beautiful summer evening, your body turns traitor, declaring war on the very meal you just enjoyed. You begin to feel excruciating itchiness, pain or even swelling that can escalate to the point of requiring emergency care.

Risks of a wave are compounded by new vaccine restrictions from the Trump administration

The appeals court held that the government may require COVID-19 shots based purely on the benefits to recipients.

COVID-19 activity is rising in much of the country

Jaime Slaughter-Acey said it was ‘heartbreaking’ to discover her study on Black maternal health was cancelled after the Trump administration’s NIH cuts

U.S. health officials have told more than a half-dozen of the nation’s top medical organizations that they will no longer help establish vaccination recommendations

Vaccination against shingles increased among adults age 50 and older in the U.S. during the COVID-19 pandemic, but not equally across all population groups. That’s the key finding from a new study my colleagues and I published in the journal Vaccine.

Justin Timberlake's health battle highlights the hidden symptoms of Lyme disease amid a sharp rise in 2025 US cases

U.S. kindergarten vaccination rates inched down again last year and the proportion of children with exemptions rose to an all-time high