Big review of the data shows the power of tPA, and the necessity of quick treatment

Rates of tobacco-related deaths 11 percent lower after long-term bans, researchers say

First Ebola Death Reported in Nigeria Injured Alzheimer's Caregivers Can't Sue Patients: Court

Here's what you should be eating

Avoid the outdoors during peak hours

But long-term use of statins may raise odds of diabetes among people with risk factors, experts say

Expert offers tips on protecting small passengers from heat-related tragedies

Adding agents to boost immune system might actually be harmful

Adding agents to boost immune system might actually be harmful

Nancy Writebol will be cared for in isolation unit at same Atlanta hospital as Dr. Kent Brantly