Up to 400 million people are infected with a dengue virus every year, the CDC says. Download USA TODAY's app to get to the heart of news Measles was eradicated in the US 25 years ago.

The first locally acquired case of dengue virus, also known as "break-bone fever" because of the pain, was confirmed in a Pasadena, California, resident this week.

Experts say that the climate is ideal for mosquitoes that can carry the virus to reproduce and continue to spread dengue. Dengue affects about 400 million people annually. Here’s what to know ...

The dengue virus (DENV) is the cause of dengue fever. It is a single positive-stranded RNA virus, says Dr Sandeep Patil, chief intensivist and physician at Fortis Hospital, Kalyan .

Eight cases have been confirmed in Miami-Dade County, also under alert for the virus. Dengue is spread through mosquito bites and sickens about 1 in 4 people infected with the virus.

"Each year, up to 400 million people are infected by a dengue virus," the CDC's website says. "Approximately 100 million people get sick from infection, and 40,000 die from severe dengue." ...

Only about 1 in 20 people who get infected with the virus develop it severely, the CDC reports. The spread of dengue has increased over time. Globally, reported cases have grown from 505,430 in ...

However, about one in 20 will develop severe dengue, which can lead to shock, internal bleeding and even death, although deaths are rare, the CDC said. Between 2010 and 2022, there have been more ...

Dengue can be caused by dengue virus strains 1, 2, 3 or 4, with a person being infected multiple times over the course of their life, Duszynski told ABC News, so a vaccine may be able to help ...

Dengue virus has evolved to become more severe, reveals study, urges for vaccine development. The researchers from IISc studied the changes in the four serotypes of the dengue virus and observed ...

Florida health officials have placed Broward County under a mosquito-borne illness alert this month as dengue virus cases spread. Broward County – home to Fort Lauderdale – joins Miami-Dade ...