Gunnar Peterson has praised Kardashian for her dedication. Her Beverly Hills-based trainer explains why Khloe’s physical transformation.

has been so major: “We keep her mind challenged and her body guessing, and the focus is on building strength. She never cancels! Some days it’s more heart-rate intensive, some days it’s lower extremities intensive, some days the upper extremities get a little extra love.”

He added: “As the changes have come, the diet has tightened up … She’s made better choices when she eats. She’s been more conscious about working on sleep habits. She hydrates better. She keeps getting after it and she keeps getting better. We’re always playing with our workouts. We’re always making it that much more challenging.” And that hard work and intense focus have helped our September cover star score what some might call a post-breakup revenge body.

Gunnar Peterson has praised Kardashian for her dedication. Her Beverly Hills-based trainer explains why Khloe’s physical transformation has been so major: “We keep her mind challenged and her body guessing, and the focus is on building strength. She never cancels! Some days it’s more heart-rate intensive, some days it’s lower extremities intensive, some days the upper extremities get a little extra love.”

Gunnar Peterson has praised Kardashian for her dedication. Her Beverly Hills-based trainer explains why Khloe’s physical transformation has been so major: “We keep her mind challenged and her body guessing, and the focus is on building strength. She never cancels! Some days it’s more heart-rate intensive, some days it’s lower extremities intensive, some days the upper extremities get a little extra love.”