Current assessment methods were poor at predicting risk for those 50-54 in study

Study found those who knew they had greater chance of getting colon cancer no more likely to be screened

Technique can trigger body's defense system to protect the heart, experts say

But other experts doubt that a herpes infection could cause the brain disease

Getting too much, too little may raise chances of inflammatory bowel condition

Although levels are below government limits, scientists believe it contributes to antibiotic resistance

The bleeding disorder affects both males and females

She contracted virus caring for Dallas patient Thomas Eric Duncan but should return home soon, officials said

Chromium, styrene implicated in preliminary study

Study bolsters the dual-allergen-exposure theory, expert says