Cancer is the second-leading cause of death in the U.S., behind heart disease . This is in part because research shows that roughly 50 percent of cancers are diagnosed once they've already reached an advanced stage. However, according to the Centers for Disease Control and Prevention (CDC), "Approximately 30% to 50% of cancers diagnosed today could be prevented by reducing exposure to tobacco smoke and other environmental carcinogens, maintaining healthy body weight, and receiving recommended cancer screenings and vaccinations."

Now, researchers have found that a simple blood test could detect some cancers up to three years before a diagnosis, a groundbreaking discovery that has the potential to drastically improve survival rates.

Doctors detect tumors in the bloodstream three year

See Full Page