Stress, Dysregulation of Rhythms, and Bipolar Disorder: A Challenging Field of Research.

Clarifying the mechanisms by which circadian rhythms regulate biology is a central issue in directing life choices in the immediate future and presents an interesting challenge for current scientific research [...

Validation into Arabic versions of Dementia Rating Scales, Dementia Caregivers Scales, and Dementia Research Instruments.

Introduction: This study aimed to examine the validity and internal consistency of Arabic versions of the eight-item Alzheimer's Dementia, Alzheimer Questionnaire, and Clinical Dementia Rating scales and to assess the Arabic version of Katz Activities of Daily Living, and Neuropsychiatric Inventory.

Methods: One hundred fifty participants were recruited from different settings; they underwent clinical interviews and filled the aforementioned scales.

Results: In our sample, 56.

Validation of geriatric depression and anxiety rating scales into Arabic.

Introduction: This study aimed to examine the validity and internal consistency of Arabic version of the Cornell Scale for Depression in Dementia (A-CSDD) and compare it to the Geriatric Depression and Hospital Anxiety and Depression Scales.

Methods: Hundred fifty individuals were recruited; they underwent a clinical interview and filled the A-CSDD, Geriatric Depression Scale, and Hospital Anxiety and Depression Scale. The depression rating scales were validated against the Structured Clinical Interview for Diagnostic and Statistical Manual disorders.