Can one reverse the muscular changes and facial appearance changes from teeth grinding? my jaw has widened and hardened.can the masseter muscle atophy

R/O TMJ : TMJ can be very difficult to treat and overlap several specialists. I hav had the best results with ENT and oral surgery. . It can start with a poor bite due to genetics/after trauma/Bruxism secondary to stress. A good nite guard is essential. topical Voltaren (diclofenac) gel and a low dose muscle relaxant like skelaxin/FLEXERIL /BOTOX/LIDOCAINE . BOTOX WILLL REDUCE SIZE OF RHE MUSCLES. prednisone can help

Perhaps: Orthodontic and Oral Surgical consults are in order.