A potential candidate for prevention of PTSD: Prazosin prevents learned helplessness behavior in adult male rats.

Post-Traumatic Stress Disorder (PTSD) is a debilitating psychiatric disorder that arises following exposure to an extreme stress. PTSD is characterized by five primary trauma-related symptom clusters, including symptoms of negative mood and hyperresponsivity to the traumatic event. Regrettably, the current therapy options are not highly effective.

Is vitamin D supplementation of potential benefit for community-living people with Alzheimer's disease?

Background: Vitamin D is associated not only with effects on calcium and bone metabolisms but also with many chronic diseases. Low vitamin D levels in patients with Alzheimer's disease have been widely reported in the literature.

Aim: The purpose of this study was to critically review the potential benefit of vitamin D supplementation in individuals with Alzheimer's disease living in the community.