Unfortunately, depression is now a well documented independent risk factor of coronary artery disease. Post-myocardial infarction (MI) patients with a clinician-diagnosed depressive disorder or self-reported depressive symptoms carry a 2.0to 2.5-fold increased relative risk of new cardiovascular events and cardiac mortality Questions about the pathophysiologic mechanism of depression in this se...

Emotion research has been divided by debate as to whether emotions are universal in form or cognitively constructed. We review an emerging approach that focuses on function rather than form. Functional affective science suggests that the particular origin of an emotion is relatively unimportant; instead, emotions can be understood in terms of a rapidly deployed set of mechanisms that structure ...

Background: Methicillin-resistant Staphylococcus aureus (MRSA) is resistant to most antibiotics and is an important pathogen of nosocomial infections. Colonization with MRSA is no longer limited to hospitalized patients or persons with predisposing risk factors and at present there are several strains of community-acquired MRSA (CA-MRSA). Objectives: The aim of this study was to determine the p...

Aggressive periodontitis, characterized by a rapid rate of periodontal disease progression in the absence of large quantity of bacterial plaque and or calculus present, affects otherwise healthy individuals less than 30 years old. The purpose of this study was to determine the prevalence of aggressive periodontitis among high school students in Qazvin, Iran. 780 students attending high school i...