Background Attention deficit hyperactivity disorder (ADHD) is one of the most commonly
diagnosed and treated psychiatric disorders in childhood. Typically, children and …

Background Attention deficit hyperactivity disorder (ADHD) is a common
neurodevelopmental disorder in childhood. The psychostimulant methylphenidate is the …

Impulsivity and compulsivity represent useful conceptualizations that involve dissociable
cognitive functions, which are mediated by neuroanatomically and neurochemically distinct …

Impulsivity critically relates to many psychiatric disorders. Given the multifaceted construct
that impulsivity represents, defining core aspects of impulsivity is vital for the assessment …

Impulsive people have a strong urge to act without thinking. It is sometimes regarded as a
positive trait but rash impulsiveness is also widely present in clinical disorders such as …

The Stop Signal Task (SST) is a measure that has been used widely to assess response
inhibition. We conducted a meta-analysis of studies that examined SST performance in …

Background Attention-deficit/hyperactivity disorder (ADHD) is associated with a broad range
of neuropsychological impairments. The relationship between these neuropsychological …

Drug addiction continues to be an important public health problem, with an estimated 22.6
million current illicit drug users in the United States alone. For many addictions, including …

Attempts to improve cognitive function in patients with brain disorders have become the
focus of intensive research efforts. A recent emerging trend is the use of so-called cognitive …

Over the past 20 years, motor response inhibition and interference control have received
considerable scientific effort and attention, due to their important role in behavior and the …