Botox can refine a downturned mouth by relaxing depressor anguli oris, subtly lifting corners for a friendlier

https://www.scribd.com/document/1012144786/Botox-Treatment-for-Frown-Lines-Results-Timeline-131426

Botox can refine a downturned mouth by relaxing depressor anguli oris, subtly lifting corners for a friendlier, less tired resting expression.