India, Dec. 20 -- Two episodes of The End of an Era, the running docuseries by singer-songwriter Taylor Swift, dropped on Friday, offering a candid look at her life beyond the spotlight. Swift opens up about navigating breakups, the physical demands of preparing for The Eras Tour, and her relationship with fiance, American footballer Travis Kelce.

Detailing the tour's physical intensity, Swift revealed she trained for six months by running daily on a treadmill at the tempo of her songs while singing them aloud. Each show involved nearly eight miles of running, with the 1989 and Reputation sets requiring the most cardio. She also shared that the tour helped anchor her through a difficult personal phase marked by two breakups, calling it t...