behavior refers to the actions made by organisms in conjunction with their environment, which includes the other systems or organisms around as well as the physical environment. lots of types of behavior exist such as conscious or unconscious, voluntary or involuntary and overt or covert. childhood has a remarkable role on formation of human behavior in his later life which already has been pro...

introduction: viral hepatitis is one of the causes of premature death in world peoples, according to who reports, five percentage of people are carrier, lethal from this disease is 1%, therefore about 1-1.5 million people each year die from complications of this disease. this disease varies from an acute to chronic illness. the aim of this study was to determine the level of anti-hbs ag (hepati...

In this introduction to the special issue of Journal Adult Development on Established Adulthood, we begin by providing a brief overview conceptualization Adulthood. We then provide an each paper included in issue, highlighting how work contributes growing field established adulthood answering important questions and proposing new ones. Taken together, collection articles lay groundwork for cont...

BACKGROUND Major depressive disorder (MDD) affects a quarter of adolescents and young adults and is associated with the greatest global burden of disease in this population. There is a growing literature, mostly in adults, showing that significant neurocognitive impairments are common in MDD. It remains unclear whether these impairments are pre-existing trait markers of MDD, state-related impai...

mesoblastic nephroma is a rare entity in adulthood. we report a case of mesoblastic nephroma in a 35-year-old woman who presented with left flank pain. computed tomography images favored a soft tissue mass in the upper pole of the left kidney. the lesion was excised and sent for pathological analysis. pathological and immunohisto- chemical studies favored a diagnosis of mesoblastic nephroma.

BACKGROUND Recent work has demonstrated the codevelopment of personality traits and alcohol use characteristics from early adolescence to young adulthood. Few studies, however, have tested whether alcohol use initiation impacts trajectories of personality over this time period. We examined the effect of alcohol use initiation on personality development from early adolescence to young adulthood....