Alexandra Daddario is on top of the world after a series of joyful events in her life. The 36-year-old actress shared her happiness with her followers on Instagram and posted a pic of herself gleefully running at the beach.
Read on to learn about the activities that help her stay in shape, as well as the photographs that prove they work—and don't forget to check out the 30 Top Celebrity Swimsuit Moments to become beach-ready too!