Chewing Gum Before Surgery Safe: Report

It's not encouraged, and food and drink still not OK, experts say

Scientists Inch Closer to Alzheimer's Origins

Specially designed cell culture supports notion that toxic 'plaques and tangles' in brain may drive disease

Texas Health Care Worker Tests Positive for Ebola in Preliminary Check

Worker cared for Liberian man who died of virus in Dallas hospital last week

Texas Hospital Worker Tests Positive for Ebola

CDC cites possible lapse in infection-control procedures; woman cared for Ebola patient who died last week

Keep It Clean After Ear Piercings

Dermatologist offers tips on preventing infections

New York's JFK Airport Begins Screening Passengers for Ebola

About half of the 150 travelers who arrive daily in the U.S. from West Africa land at the airport

Akynzeo Approved for Side Effects of Chemotherapy

Drug helps ease nausea, vomiting

Americans Increasingly Anxious About Ebola: Poll

Harris Poll/HealthDay survey finds jump in number of people who say virus is 'major threat' to United States

Coaches Don't Always Protect Young Pitchers' Arms: Study

Many know about pitch counts, but don't keep close track, researchers report

Common Childhood Vaccine Cuts 'Superbug' Infection: Study

Cases of antibiotic-resistant pneumonia, meningitis fell after pneumococcal shot introduced in 2010