Heart failure occurs when the heart isn’t able to pump enough blood throughout the body, leading to symptoms like shortness of breath and fatigue. Here's what you need to know about the cardiovascular condition.

Whether the swelling is slight or your feet feel like balloons, something's off—and anything from changes in your weight to hormone weirdness to a serious condition like heart disease could be to blame. Our guide below will help you decode what's going on, and what you can do to fit into your shoes again.

Here are the worst habits for your heart, and how to avoid them.