200 Participants NeededMy employer runs this trial

Exercise for Post-Traumatic Stress Disorder

JM
Overseen ByJosh M Cisler, PhD
No Placebo GroupAll trial participants will receive the active study treatment (no placebo)

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial explores how different exercise intensities might aid recovery in people with post-traumatic stress disorder (PTSD). Researchers are testing whether light, moderate, or high-intensity exercise can enhance exposure therapy, a common PTSD treatment. By examining how exercise reduces fear responses, the study aims to improve therapy outcomes for those with PTSD. This trial suits adults experiencing at least four PTSD symptoms, such as frequent flashbacks or nightmares. As an unphased trial, it offers participants the chance to contribute to groundbreaking research that could enhance PTSD treatment strategies.

Will I have to stop taking my current medications?

The trial does not specify if you need to stop taking your current medications, but it does mention that unstable medication (changes within the past ~4 weeks) is an exclusion criterion. Additionally, acute sedatives, painkillers, and prescription stimulants are not allowed for 6 hours before the study visit.

What prior data suggests that exercise is safe for individuals with PTSD?

Research has shown that exercise is generally safe and well-tolerated for people with PTSD. Studies have found that exercise, whether light, moderate, or intense, can effectively reduce symptoms of PTSD, anxiety, and depression. These studies reported no serious side effects. For example, one analysis found that exercise significantly reduced PTSD symptoms compared to groups that did not exercise. Few participants dropped out, and most adhered to the exercise programs, suggesting they found them manageable.

High-intensity exercise, in particular, has been linked to fewer PTSD symptoms over time. Similarly, moderate-intensity exercise has shown a significant reduction in the severity of PTSD symptoms. Light-intensity exercise has also been helpful, improving mood and reducing anxiety.

Overall, exercise is a promising and safe way to manage PTSD symptoms, with research consistently supporting its benefits and showing minimal risk of side effects.12345

Why are researchers excited about this trial?

Researchers are excited about using exercise as a treatment for Post-Traumatic Stress Disorder (PTSD) because it offers a natural, non-drug alternative that could complement or even replace current therapies like medication and talk therapy. Exercise, especially when varied in intensity, can boost endorphin levels and improve brain health, potentially easing PTSD symptoms. This trial explores high, moderate, and light-intensity exercise routines, each providing a unique approach to managing stress, enhancing mood, and improving overall well-being. Plus, exercise is accessible and affordable, making it a promising option for many people with PTSD.

What evidence suggests that this trial's exercise treatments could be effective for PTSD?

Research has shown that exercise can help reduce PTSD symptoms. In this trial, participants will join different exercise intensity groups. High-intensity exercise, one of the study arms, appears most effective, leading to greater symptom reduction compared to moderate exercise. However, moderate exercise, another arm in this trial, remains beneficial, improving mental health and reducing anxiety and depression symptoms. Light exercise, also tested in this trial, helps by reducing fear and stress due to an increase in a brain-supporting protein. Overall, exercise at any intensity shows promise for managing PTSD symptoms.26789

Are You a Good Fit for This Trial?

This trial is for English-speaking adults aged 18-55 who are medically healthy and currently have at least 4 PTSD symptoms, including one re-experiencing symptom. People with certain medical conditions, pregnancy, recent heart issues, severe substance use disorder, or MRI-incompatible implants cannot participate.

Inclusion Criteria

English speaking
I am in good overall health.
I am between 18 and 55 years old.
See 1 more

Exclusion Criteria

Being pregnant
I have a medical condition that could get worse with physical activity.
Responding 'Yes' to any of the seven questions on the Physical Activity Readiness Questionnaire (PAR-Q) unless providing a doctor's note
See 18 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Fear Conditioning and Extinction Learning

Participants undergo a 3-day fear conditioning, fear extinction, and fear extinction retrieval and recognition task during fMRI

3 days
3 visits (in-person)

Exercise Intervention

Participants are randomly assigned to either resting control or 30 minutes of light, moderate, or high intensity exercise following fear extinction learning

1 day
1 visit (in-person)

Follow-up

A one week-follow-up extinction retrieval test investigates the impact of exercise on longer-term retention

1 week
1 visit (in-person)

What Are the Treatments Tested in This Trial?

Interventions

  • Exercise

Trial Overview

The study tests if different intensities of aerobic exercise (light, moderate, or high) done after fear extinction learning can help people with PTSD better reduce their fear responses. Participants are randomly assigned to rest or exercise groups and complete tasks over several days.

How Is the Trial Designed?

4

Treatment groups

Experimental Treatment

Active Control

Group I: Moderate-Intensity ExerciseExperimental Treatment1 Intervention
Group II: Light-Intensity ExerciseExperimental Treatment1 Intervention
Group III: High-Intensity ExerciseExperimental Treatment1 Intervention
Group IV: Quiet RestActive Control1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Josh Cisler

Lead Sponsor

National Institute of Mental Health (NIMH)

Collaborator

Trials
3,007
Recruited
2,852,000+

Citations

The therapeutic potential of exercise in post-traumatic stress ...

Specifically, high-intensity exercise appears to be more effective in reducing PTSD symptoms compared to moderate-intensity exercise. Other ...

High-intensity interval training in individuals with ...

We hypothesized that participants with PTSD who underwent twelve days of HIIT would show a greater reduction in posttraumatic symptomatology in interview ...

Assessment of the effectiveness of exercise interventions in ...

The meta-analysis showed that exercise interventions significantly reduced PTSD symptoms compared to control conditions (SMD = −0.35, 95% CI: − ...

Effects of physical activity on patients with posttraumatic stress ...

It was discovered that people with PTSD can benefit from physical activity as an adjuvant method to enhance their PTSD, anxiety, despair, and sleep quality.

Effects of Resistance Training on Mental Health and Sleep ...

These results indicate that high intensity resistance training can provide mental health and sleep benefits among women with PTSD and suggest that resistance ...

How does exercise regulate the physiological responses of ...

High intensity interval training protects from Post Traumatic Stress Disorder induced cognitive impairment. Behav. Brain Res. 397, 112923 ...

The Effects of High Intensity Interval Training on PTSD ...

Exercise has been shown to benefit human psychological health, including positive effects on depression, anxiety, mood, and increased ability to cope with ...

Direct and indirect effects of exercise on posttraumatic ...

The findings suggest that exercise participation, particularly strenuous intensity exercise, is longitudinally associated with less PTSD symptoms.

Effectiveness of Physical Exercise in Symptom ...

There were no adverse events. Attrition was minimal (14%), and adherence to the exercise intervention was high (82%). Clinically significant ...