But if you ask whether botulinum toxin will affect micro-expression, the answer is yes. Especially in the first injection period, local facial expressions and movements are inevitable due to muscle paralysis at the injection site. After the metabolism of botulinum toxin, some muscles at the injection site will be paralyzed and atrophied due to the efficacy of botulinum toxin, and the appearance will definitely change. In this case, the micro-expression of the injection site will inevitably be affected.
And other facial plastic surgery, such as rhinoplasty. Although it will not affect the overall facial expression, some subtle movements of the nose will still have an impact.