30 Photos That Can Raise Your Pulse in a blink

You’re pregnant.

Pregnancy is one heck of a roller coaster for your body, including your heart. In order to support the growing pregnancy, your blood volume goes up, and your heart has to work harder to pump out that extra blood, leading to a higher heart rate, Dr. Doshi says. This is completely normal, but if you’re concerned, check in with your ob/gyn just to make sure.