"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Research shows that anything from walking to strength training may add years to your life, underscoring ...

Medically reviewed by Michael Menna, DO Key Takeaways A low red blood cell count can be the result of lifestyle factors or signal a health condition requiring treatment. In the absence of an ...

Extreme endurance running damages red blood cells in ways that may affect their ability to function properly, according to a study published in the American Society of Hematology's journal Blood Red ...