Shown next to a number, with the number indicating how ... That’s Snapchat’s green dot, yellow heart and more symbols explained. And if you’re wondering how you rank amongst your friends ...

Blood pressure tells a doctor how well your heart is pumping blood through your body. There are always two numbers on a reading, a higher number over a lower number. But what are they?

Knowledge is power when it comes to your heart health. Getting to know your numbers is one of the most important steps in assessing your risk for heart disease.