A popular influencer and champion powerlifter has been arrested for battery ... this after she was previously arrested for allegedly leaking nude photos of her ex-boyfriend's new flame.
Stefanie Cohen Magarici -- a social media personality who goes by Dr. Stefi Cohen on Instagram and describes herself as a doctor of physical therapy -- was arrested Wednesday on a domestic violence battery charge.
We've reached out to law enforcement for more information about the arrest ... so far, no word back.