"Handwriting is a form of personal script or symbolic representation, primarily used in communication, created by the controlled motion of a writing instrument over a surface, typically performed with the hand and fingers."

Loss or impairment of the ability to write (letters, syllables, words, or phrases) due to an injury to a specific cerebral area or occasionally due to emotional factors. This condition rarely occurs in isolation, and often accompanies APHASIA. (From Adams et al., Principles of Neurology, 6th ed, p485; APA, Thesaurus of Psychological Index Terms, 1994)

Marked impairments in the development of motor coordination such that the impairment interferes with activities of daily living. (From DSM-V)

The planning of the furnishings and decorations of an architectural interior.

Performance of complex motor acts.

The act or practice of literary composition, the occupation of writer, or producing or engaging in literary work as a profession.

Acquired and inherited conditions that feature DYSTONIA as a primary manifestation of disease. These disorders are generally divided into generalized dystonias (e.g., dystonia musculorum deformans) and focal dystonias (e.g., writer's cramp). They are also classified by patterns of inheritance and by age of onset.

Abnormal involuntary movements which primarily affect the extremities, trunk, or jaw that occur as a manifestation of an underlying disease process. Conditions which feature recurrent or persistent episodes of dyskinesia as a primary manifestation of disease may be referred to as dyskinesia syndromes (see MOVEMENT DISORDERS). Dyskinesias are also a relatively common manifestation of BASAL GANGLIA DISEASES.

The coordination of a sensory or ideational (cognitive) process and a motor activity.

Change in learning in one situation due to prior learning in another situation. The transfer can be positive (with second learning improved by first) or negative (where the reverse holds).