- Two people have been confirmed dead after being exposed to toxic chemicals in a work accident that sent eight to the hospital, causing two emergency rooms in St. Louis to shut down Saturday night.

St. Anthony's Medical Center in south St. Louis County and SSM DePaul Health Center in north St. Louis County both were forced to quarantine the patients and those who may have been exposed to the patients who came in for treatment after being exposed to nitroaniline, a highly toxic chemical that can cause serious breathing problems and may even result in death

Alberta health officials confirmed Saturday Canada's 10th fatality related to the national listeriosis outbreak. The outbreak was connected to a Maple Leaf Foods Toronto plant meat recall over the past week.

Reports identified Kristen Woboditsch, 36, who died in a Grande Prairie hospital Aug. 14 after being infected by the Listeria monocytogenes bacterium in her blood and brain

- Health officials in Oklahoma are investigation the cause of a lethal E. coli outbreak that has left one man dead and many others seriously ill.

One hundred and sixteen people are reported to have contracted the severe form of E. coli. More than 50 were hospitalized, and nine people, including six children, have had to undergo dialysis

The makers of the type 2 diabetes drug Byetta reported deaths of four more people who'd been taking the medication, bringing the total to six.

Last week, Eli Lilly & Co. and Amylin Pharmaceuticals Inc.'s diabetes drug Byetta has previously been linked to two deaths and four hospitalizations. All the patients are reported to have died after developing acute pancreatitis, the manufacturer said. The condition can cause nausea, vomiting and abdominal pain

The Centers for Disease Control and Prevention (CDC) said Thursday that the salmonella outbreak that began in April across the country appears to be over and it's now safe to eat raw jalapeno or serrano peppers grown, harvested, or packed in Mexico.

The U.S. Food and Drug Administration (FDA) has lifted its advice to consumers to avoid eating jalapeńo and serrano peppers grown, harvested or packed in Mexico