Bird flu, malaria, plague and West Nile virus are infectious diseases we've all heard of. Find information on these epidemics and more in this section.
Since 2004, cases of diseases spread by ticks and mosquitoes have tripled in the U.S.
We often lack the resources to treat and educate everyone when combating disease. Moving the 'hubs' of a social network to the front of the line may be most effective.
And that unique ability may propel us closer to an HIV vaccine for humans.
Mosquitoes spread deadly malaria, and trimming one specific shrub could make significant headway in battling the disease.
Updated quarantine regulations which would give federal health officials more leeway to detain sick people have some legal and civil rights experts concerned.
Sure, the carrier mosquitoes are in the U.S., and so is the disease. But other factors will stave off a widespread incident, experts say.
Zika virus acts weird for a mosquito-borne illness. The newest twist is that it can survive for a surprisingly long time on a hard, nonporous surface.
Sometimes the nose knows. What advances are being made in detecting diseases by scent?
Cat scratch fever’s having another day in the spotlight and this time it has nothing to do with rocker Ted Nugent. So, should you be scared of your kitty?
The FDA is recommending that all blood donations start being tested for Zika virus in the next 12 weeks. But what about the blood already on hand? What happens to that?
In countries where governments mandate vaccination against chickenpox, a new study finds, online searches for information about symptoms drop.
A new study finds noisy touch-free dryers like the Dyson Airblade can fill an entire room with airborne viruses. But "can" and "actually do" are different things.
With the rise of drug-resistant bacteria, scientists are taking a second look at infection treatments that were popular before antibiotics. Which ones might work today, and which ones are just quackery?
Just how common is it for schools, jobs and insurers to turn people away based on their DNA?
Yoga lovers may need to be careful, too.
As the Zika virus spreads, there's still much health experts don't know. So just how bad is the outbreak, and is it really connected with the rising cases of microcephaly?
Only Charlie Sheen knows exactly why he went public with his HIV diagnosis last fall, but public health researchers are glad he did, as more people sought information.
As we approach a 100 percent polio-free world, several significant hurdles remain. We'll have to make some changes to vaccine strategy to succeed.
The WHO has declared such an emergency only three times before. And in the U.S., public health authorities are reporting the first sexually transmitted Zika infection.
There's such a thing as getting too close to nature. Many diseases that infect animals can make the jump to humans, sometimes with deadly consequences.
It might seem counterintuitive for labs to stock highly contagious diseases, but some researchers insist it's with good reason.
Ebola patients transported out of Africa don't fly on regular commercial or private planes; they fly on jets modified and operated according to strict protocol.
Some people believe being Rh-negative type makes them immune to viruses like Ebola. Let's get to the bottom of this theory.
The cause of bubonic plague was a mystery until the 1890s, but that's not the only disease we've been confused about over the years. Which other illnesses have we gotten wrong?
Syphilis, gonorrhea, chlamydia -- no one wants to hear those words from their doctor. Are these all we have to worry about, or are there other sexually transmitted horrors in the making?