Tagged: Psychiatry

Effects of Coffee and Caffeine on Mood and Mood Disorders

INTRODUCTION Methylxanthine (MTX) consumption is one of the most common customs in the world, occurring in most every society and culture (James, 1991; Barone and Roberts, 1996). Methylxanthines, which include caffeine, theophylline, and theobromine,...

Arousal and Behavior: Biopsychological Effects of Caffeine

INTRODUCTION The biobehavioral effects of caffeine on psychological functioning and behavior are mediated by underlying genetic mechanisms and their neurophysiological expressions. Primarily by blocking adenosine A2A receptors, caffeine affects cognitive and psychomotor functions and...

Light Therapy for Managing Symptoms of Dementia: Promising Results

In persons with dementia, cognitive decline is usually accompanied by challenging symptoms such as sleep-wake disturbances, inability to man­age daily activities, communication difficulties, depression, mood swings, agitation, aggression, and wandering (Department of Health 2009,...

Ethical Issues in the Care of Individuals with Dementia

THE PRINCIPLES OF MEDICAL ETHICS Three ethical principles are fundamental to medical care in general and the care of individuals with dementia in particular: autonomy, welfare, and social justice (ABIM Foundation 2002). The principle...

Epidemiology of the Dementias – Occurrence

Dementia is defined as a clinical syndrome characterized by progressive deterioration in multiple cognitive domains which is severe enough to interfere with daily functioning. Epidemiology deals with the distribu­tion, determinants, and prevention of a...

Alzheimer Disease

Basics Description Most common cause of dementia in the elderly Degenerative neurologic disease with progressive cognitive and behavioral impairment Usual course: Progressive and chronic System(s) affected: Nervous Synonym(s): Presenile dementia; senile dementia of the...