Your heart may be older than you are – and that’s not good. According to a new Centers for Disease Control (CDC) Vital Signs report, 3 out of 4 U.S. adults have a predicted heart age that is older than their actual age.

Each year, nearly 900,000 Americans die prematurely from the five leading causes of death – yet 20 percent to 40 percent of the deaths from each cause could be prevented, according to a study from the Centers for Disease Control and Prevention (CDC).