Background and purpose: Multiple sclerosis (MS) is a chronic disease of the central nervous system which is accompanied by cognitive dysfunction. The aim of this study is to compare the sustained attention and reaction time in patients with MS and healthy normal individuals considering their level of depression, anxiety, and stress. Material and methods: This causal-comparative study recruited...

Objective: The aim of this study was to compare sustained attention between three groups of methamphetamine addicts, heroin addicts, and normal people. Method: In this causal-comparative study, 30 methamphetamine dependent participants and 30 heroin dependent participants were selected using purposive sampling from among the men who referred to RIBIRTH Center for Addiction of the city of Tabriz...

Objective: The current research was conducted to investigating the effectiveness of Goal Management Training (GMT) in the improvement of sustained attention, prospective memory, and response inhibition in methamphetamine abusers. Method: In a quasi-experimental study, 40 methamphetamine abusers who were in their early recovery period were selected through random cluster sampling method. They we...