The purpose of this study is to examine the efficacy of exercise + therapy to therapy alone to determine if they can improve the effects of prolonged exposure therapy (PE) in reducing symptoms of anxiety associated with Post-traumatic Stress Disorder (PTSD). In addition the two strategies (i.e., exercise + therapy and therapy alone condition) will be compared in terms of levels of brain-derived neurotrophic factor (BDNF). BDNF is a protein that helps to support the survival of existing neurons and stimulate the growth of new neurons and synapses. BDNF is important to learning and memory in general and therefore may be associated with the learning and memory as it relates to PE and corresponding symptoms PTSD improvement.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
28
75-90 minute weekly psychotherapy sessions x 12 weeks, focused on gradually confronting distressing trauma-related memories and reminders.
30 minutes of moderate-intensity treadmill exercise prior to the Prolonged Exposure
The University of Texas at Austin
Austin, Texas, United States
Southern Methodist University
Dallas, Texas, United States
PTSD Symptoms
Self-report measure that assesses PTSD symptoms. Will be assessed at each visit throughout the three month protocol.
Time frame: 3 months
BDNF (by blood sample)
Small blood sample taken twice (at the beginning and end of the 3 month protocol).
Time frame: 3 months
General Mood and Anxiety Symptoms
Self-report measures that assesses mood and anxiety. Will be assessed at each visit throughout the 3 month protocol.
Time frame: 3 months
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