Often the terms 'cardiac arrest' and 'heart attack' are used interchangeably. These two heart emergencies, however, are very distinct, and knowing the difference can save lives.

In recognition of Black History Month we're taking a look at diseases for which African-Americans are at higher risk -- and what to do about them.

Are you at your optimum weight? If not, don't fret. Knowledge is power, and the more you know, the more you can do to make 2011 your Healthy Weight Year.