Fewer Americans getting sick from E. coli

Food poisoning hits 1 in 6 Americans each year, but a common cause of illness is on the decline

• May 14, 2015

Colorado dog was key to U.S. plague outbreak

Health officials release details on a rare chain of plague infections

• Apr 30, 2015

U.S. recommends lowering fluoride level in water

How much is too much? Health officials say fluoride has benefits but it's possible to overdo it

• Apr 27, 2015

Sudden spike in HIV cases draws CDC alert in Indiana

Scott County saw just 3 HIV cases between 2009 and 2013; now, they're reporting new cases daily, drawing national attention

• Apr 26, 2015

Blue Bell-linked listeria outbreak prompts questions, grief

Spread of listeria in four states has Blue Bell company officials scrambling to find answers, but for some it's too late

• Apr 21, 2015

CDC reveals "alarming" news about teen e-cigarette use

Although adolescent use of traditional cigarettes have dropped noticeably, electronic cigarettes have made up for any decline

• Apr 16, 2015

Many U.S. moms have babies too close together

Nearly a third of women get pregnant again sooner than experts recommend; some say the "second kid suffers"

• Apr 16, 2015

Teen smoking, e-cigarette trends see rapid shift

E-cigarette use triples among teens, and experts worry it may be more than just a fad

• Apr 16, 2015

U.S. man's fatal brain disease blamed on British beef

A man who ate contaminated beef more than a decade ago contracted and died from a rare disease

• Apr 16, 2015

Executives get jail time for salmonella outbreak

Judge cites "a litany of shameful conduct" over contaminated eggs that sickened thousands of people in 2010

• Apr 14, 2015

California drought linked to West Nile outbreak

State is reporting a spike in mosquito-borne West Nile infections and a record number of deaths last year

• Apr 10, 2015

White House to release draft report on impact of climate change on health

New report on observed and future impacts of climate change on the health of Americans

• Apr 7, 2015

Mom raises awareness of lethal brain-eating amoeba

20-year-old died last fall after struggling for months with mysterious symptoms; could early detection have helped?

• Apr 6, 2015

Joni Mitchell and the mystery of Morgellons disease

The hospitalized music legend has spoken in the past about suffering from a medical condition that most physicians believe is a figment of the imagination

• Apr 2, 2015

Drug-resistant shigellosis stomach bug spreading

Bacteria that causes nasty stomach illness has developed antibiotic resistance, the CDC warns

• Apr 2, 2015

Rat raised to feed family's snakes fatally bit baby

Coroner says 6-month-old boy in Pennsylvania died of rare disease caused by rat bite

• Mar 20, 2015

The booming business of sleep

From high-tech gadgets to sleep spas, a $32 billion a year industry is responding to demand for a good night's rest

• Mar 16, 2015

Americans returning from Africa for Ebola monitoring

Patients to be quarantined at 3 hospitals that have successfully treated Ebola patients during current outbreak, CDC says

• Mar 14, 2015

Deadly listeria outbreak linked to ice cream

At least five cases of a serious foodborne illness and three deaths are being blamed on contaminated ice cream treats

• Mar 13, 2015

Likely cause of bioterror bacteria transmission found

A breach in safety protocols may explain how bacteria moved beyond the confines of a high-containment laboratory

• Mar 13, 2015

Foreign doors are closing to a key U.S. export

Thanks to a spreading outbreak of avian flu, U.S. turkeys and chickens are poultry non grata in 40 countries

• Mar 13, 2015

Tulane worker, primates exposed to bioterror bacteria

Health officials are still unsure how this potentially lethal bacteria was released from a high security lab

• Mar 12, 2015

Heroin deaths take aim at new type of victims

The face of heroin addiction is changing, and the death toll continues to rise

• Mar 4, 2015