Many adolescents spend time online, communicating with friends, family members and strangers, and these social activities have been often related with their loneliness experience. The goals of this study were to examine the social distress expressed by adolescents with and without learning disabilities (LD) and to distinguish between unique…

Catechol-O-methyltransferase (COMT) is a methylation enzyme that catalyzes the degradation pathway and inactivation of dopamine. It is accepted widely as being involved in the modulation of dopaminergic physiology and prefrontal cortex (PFC) function. The COMT Val158Met polymorphism is associated with variation in COMT activity. COMT 158Met allele…