At a glance
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Exercise Trial for Alzheimer's Disease (EXTRA)
In Brief
A clinical study evaluating Healthy Lifestyle Program and Physical Activity Intervention for Alzheimer's Disease. Completed, enrolled 10 participants across 2 sites.
Detailed Summary
Exercise Trial for Alzheimer's Disease(EXTRA) is a pilot randomized clinical trial involving a physcial activity program versus a healthy lifestyle program, with one year follow-up in 30 non-disabled, community-dwelling persons, age 65 and older.
Study Details
Timeline
Interventions
The healthy lifestyle program includes upper body stretching and educational workshops. The purpose of this group is to control for general levels of staff and participant time and attention, in addition to general secular and seasonal effects that could influence the outcomes of interest. The rational for this "placebo exercise" activity is that it helps foster adherence to this arm of the study and increases the perceived benefit of the healthy lifestyle program to the participants without directly affecting the study outcomes.
The physical activity intervention consists of a general weekly physical activity goal of 150 minutes. This is consistent with the public health message from the Surgeon General's report that moderate physical activity should be performed for 30 minutes on most if not all days of the week (150-210 total minutes). This goal is approached in a progressive manner over the course of the trial.