The 29-year-old singer has just finished her "Cheek to Cheek" is following a strict workout regime to get in shape, reported Aceshowbiz.
The "Born This Way" hitmaker took to Instagram to share pictures of her workout with her followers.
Gaga wore a black sports bra and matching leggings, flaunting her toned abs. She paired her gym attire with a cap of the same shade.
"Gyro class, not the Greek sandwich kind!!" the caption of the picture read.
In another picture, Gaga was seen indulging into an intense abs workout.