She has been treating fans to incredible demonstrations of her yoga skills in recent months.
And on Saturday, Simone Callahan performed one of her most incredible feats to date: a yoga stop.
Dressed in a gray metallic leotard and matching leggings, Simone, 48, began her yoga session on her colorful yoga mat in her living room.
Up and up! Simone Callahan (pictured), 48, made an extraordinary stop in her latest yoga video on social media on Saturday
With the stirring of classical music in the background, the blonde mother of three begins the session on her knees, her chest pressed close to the mat and her arms outstretched in front of her on the floor.
She cuts a striking figure with her slender physique and derrière pert rises towards the ceiling, forming a V-shape with her body.
Simone slowly lowers her arms on the mat, moving her torso so that her body weight is on her knees.
The shape of things: she cut a striking figure with her slender physique and stubborn raised towards the ceiling, forming a V shape with her body
Asana: Simone slowly lowers her arms on the mat, moving her torso so that her body weight is on her knees
She elegantly raises her arms up in a variation of the sun salutation, with her head raised reverently towards the sky.
After a brief prayer pose, return your hands to the ground before resting your head on the mat to perform the challenging headstand.
With a remarkable bearing, Simone slowly raises her legs up until she is completely vertical, supporting the weight on her head and hands on the floor.
Constant: after a brief prayer position, return your hands to the ground before resting your head on the mat to perform the challenging lectern
Still holding the same position, then gently bend your knees to bring your legs down, towards your chest, before placing your feet on the ground.
The stunning blonde returns to the starting position, with her head and chest on the floor and arms outstretched until she forms a V with her torso once again.
Simone said in the video: "Yoga is freedom for the body."
Vertical: showing a remarkable balance, Simone slowly raises her legs up until she is completely vertical, supporting the weight on her head and hands on the floor
Yogic talent: the blond stunner returns to the starting position, with his head and chest on the floor and arms extended until he forms a V with his torso once again
His fans enthusiastically commented on its publication and wrote: "And your soul sings", "Incredible, you made it look easy", and "Inspirational is all I can say".
However, others were a bit more "earthy", posting: "You're a hot guy" and "Better a ** e".