Causes of thumb sucking habit in adults
The muscles associated with the causes of thumb sucking habit in adults are often underdeveloped at birth and possible benefits of thumb sucking may exist, including but not limited to increased nervous activity in the orbicularis oris or smile muscle and the flexibility of the pterygoid muscles. One man of pensionable age spoke about it in the USA, happily admitting he has continued doing causes of thumb sucking habit in adults well into his 60s. Aside from checking for an adult thumb sucker's levels of stress from work, relationships etc. The only time it might cause concern is if it goes on beyond 6 to 8 years of age. The easiest way to spot an adult thumb sucker is to check their teeth. There is a website for grown-ups around the globe who love sucking their thumbs. In addition to proclination of the maxillary incisors, mandibular incisors retrusion will also happen.