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The same ship, the Star Princess, had an outbreak of norovirus in April.

The life-threatening disease occurs when a person is bitten by an infected flea or wild rodent with the bacterium Yesinia pestis.

The silence that prevails between the doctor and the patient prevents medical experts from maintaining the proper sexual health of the patients in the U.S., a study found.

The airborne disease has been contracted by at least 81 people and killed three in the largest outbreak in New York City in at least three years.

Nine new cases of leprosy caused by armadillos have been reported so far in 2015 in Florida, claim U.S. health experts.

The Centers for Disease Control and Prevention says greater availability and low prices might help to explain the trend in part.

Furocoumarins in fruits may make human skin more sensitive to sunlight, thus boosting cancer risk, researchers said.

According to a CDC report accessed by USA Today, the Dugway Proving Ground in Utah lacked effective irradiation procedures to kill the deadly bacteria.

Reducing exposure to the sun and wearing protective clothing are ways to avoid melanoma, U.S. health experts said.

The agency urged anyone with Blue Bell products to throw them away or return them to the store, even if partially eaten.

An outbreak of the nasty stomach bug sickened 70 people who swam in a lake in Oregon in July 2014.

Statistics show C. Difficile, which causes severe colon inflammation and diarrhea, infects half a million Americans every year.

Only 100 military personnel are expected to stay in West Africa by the end of April. Here's how the U.S. helped contain the outbreak.

The Senate health committee will hold its first public meeting to address the measles outbreak across 17 states.

To safeguard their waiting rooms, a growing number of pediatricians are refusing to treat unvaccinated children during the current measles outbreak.

According to the CDC, there are 513,000 women and girls in the U.S. who've suffered genital mutilation.

The CDC found that while the number of people exposed to secondhand smoke fell by half between 1999 and 2012, exposure levels remained high.

With 15 deaths and 36 states reporting widespread activity of the virus, the flu has officially reached epidemic levels in the United States.

The policy of banning donations from gay men began in 1983, when HIV and the ensuing public hysteria were spreading rapidly.

The virus has been found to persist for up to three months after onset of symptoms.

The bubonic plague is currently spreading through the slums of Madagascar, but Americans should know it still strikes the U.S., particularly in Western states.

Two children in Columbus, Ohio, tested negative for Ebola after showing symptoms of fever.

Artist Nickolay Lamm's "Normal Barbie" is proportioned like an average 19-year-old American woman.

While the Ebola outbreak in Sierra Leone continues to worsen, Liberia has seen a dramatic drop in its rate of new Ebola cases in recent weeks.

Aid organizations turn to governments, militaries and NGOs to address the the transport challenges hindering the response in the Ebola zone.

Aid organizations say the ongoing recruitment of volunteers is crucial, but quarantines, travel bans and other obstacles complicate the process.

After coming under criticism for his decision to quarantine a nurse, Christie appeared on the "Today" show to defend the policy and criticize the CDC.

Vinson's family has hired celebrity lawyer Billy Martin, who has handled cases for Michael Vick, Wesley Snipes, Chandra Levy's family and Monica Lewinsky's mother.

About 2 million more flu shot doses have been distributed so far in 2014 compared with the same period last year.