Some health symptoms are so subtle, you might brush them off as nothing. But they could actually be early warning signs of something serious like a blood clot. The good news? Knowing what to watch for ...

What is a blood clot? Blood clots normally form after an injury to protect your body from losing too much blood, but they can also develop in an artery or vein even if there is no obvious injury.

Sabres center Jiri Kulich is out indefinitely after a blood clot was discovered. Timothy T. Ludwig / Imagn Images Blood clots are not a new issue in the NHL, but rather one that has re-emerged in ...