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.
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Since 2004, cases of diseases spread by ticks and mosquitoes have tripled in the U.S.
By Jesslyn Shields May 15, 2018
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.
By Jesslyn Shields Aug 1, 2017
And that unique ability may propel us closer to an HIV vaccine for humans.
By Kate Kershner Jul 28, 2017
Mosquitoes spread deadly malaria, and trimming one specific shrub could make significant headway in battling the disease.
By Laurie L. Dove Jul 10, 2017
Updated quarantine regulations which would give federal health officials more leeway to detain sick people have some legal and civil rights experts concerned.
By Patrick J. Kiger Feb 9, 2017
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.
By Patrick J. Kiger Jan 3, 2017
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.
By Jesslyn Shields Nov 15, 2016
Sometimes the nose knows. What advances are being made in detecting diseases by scent?
By Laurie L. Dove Oct 14, 2016
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?
By Karen Kirkpatrick Oct 4, 2016
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?
By John Donovan Aug 29, 2016
In countries where governments mandate vaccination against chickenpox, a new study finds, online searches for information about symptoms drop.
By Christopher Hassiotis Jun 2, 2016
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.
By Laurie L. Dove Apr 27, 2016
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?
By Patrick J. Kiger
Just how common is it for schools, jobs and insurers to turn people away based on their DNA?
By Oisin Curran
Yoga lovers may need to be careful, too.
By Alia Hoyt Mar 11, 2016
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?
By Nicholas Gerbis
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.
By Jesslyn Shields Feb 22, 2016
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.
By Jesslyn Shields Feb 17, 2016
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.
By Julia Layton Jan 13, 2016
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.
By Debra Ronca
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?
By Maria Trimarchi
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?
Study Shows Possible Breakthrough in Treating Paralysis
Trillions and Quadrillions: A Short Guide to Absurdly Big Numbers
Most People Think Texting While Driving Is Fine, Study Says