Tics is a voluntary act/habitual movement. Vocal when pertaining to oral/laryngeal muscle movement. It can be corrected by behavioural treatment, like distraction.
原文章由 niklaus903 於 07-8-12 21:21 發表 
Dr Yonex,
What is vocal tics? Any effect to health? Will it go later?
(聲明: 應先向家庭醫生查詢是否適合及有否藥物敏感!)