Study Summary
This trialexplores how warm water immersion may help reduce PTSD, depression, anxiety and pain in Veterans.
Treatment Effectiveness
Effectiveness Progress
Study Objectives
5 Primary · 0 Secondary · Reporting Duration: Pre Immersion Baseline (dry) Immersion at 15 minutes (wet) and 45 minutes (wet)
Trial Safety
Safety Progress
Trial Design
1 Treatment Group
Immersion
1 of 1
Experimental Treatment
15 Total Participants · 1 Treatment Group
Primary Treatment: Immersion · No Placebo Group · N/A
Trial Logistics
Trial Timeline
Who is running the clinical trial?
Eligibility Criteria
Age 18 - 55 · All Participants · 4 Total Inclusion Criteria
Mark “Yes” if the following statements are true for you:- Petrakova L, Doering BK, Vits S, Engler H, Rief W, Schedlowski M, Grigoleit JS. Psychosocial Stress Increases Salivary Alpha-Amylase Activity Independently from Plasma Noradrenaline Levels. PLoS One. 2015 Aug 6;10(8):e0134561. doi: 10.1371/journal.pone.0134561. eCollection 2015.
- Nater UM, La Marca R, Florin L, Moses A, Langhans W, Koller MM, Ehlert U. Stress-induced changes in human salivary alpha-amylase activity -- associations with adrenergic activity. Psychoneuroendocrinology. 2006 Jan;31(1):49-58. Epub 2005 Jul 5.
- Epstein M, Preston S, Weitzman RE. Isoosmotic central blood volume expansion suppresses plasma arginine vasopressin in normal man. J Clin Endocrinol Metab. 1981 Feb;52(2):256-62.
- Nater UM, Rohleder N, Schlotz W, Ehlert U, Kirschbaum C. Determinants of the diurnal course of salivary alpha-amylase. Psychoneuroendocrinology. 2007 May;32(4):392-401. Epub 2007 Apr 5.
- de Kloet CS, Vermetten E, Geuze E, Wiegant VM, Westenberg HG. Elevated plasma arginine vasopressin levels in veterans with posttraumatic stress disorder. J Psychiatr Res. 2008 Feb;42(3):192-8. Epub 2007 Jan 11.
- Hammerum MS, Bie P, Pump B, Johansen LB, Christensen NJ, Norsk P. Vasopressin, angiotensin II and renal responses during water immersion in hydrated humans. J Physiol. 1998 Aug 15;511 ( Pt 1):323-30.
- Johansen LB, Jensen TU, Pump B, Norsk P. Contribution of abdomen and legs to central blood volume expansion in humans during immersion. J Appl Physiol (1985). 1997 Sep;83(3):695-9.
- Benfield RD, Hortobágyi T, Tanner CJ, Swanson M, Heitkemper MM, Newton ER. The effects of hydrotherapy on anxiety, pain, neuroendocrine responses, and contraction dynamics during labor. Biol Res Nurs. 2010 Jul;12(1):28-36. doi: 10.1177/1099800410361535. Epub 2010 May 7.
- Farhi LE, Linnarsson D. Cardiopulmonary readjustments during graded immersion in water at 35 degrees C. Respir Physiol. 1977 Jun;30(1-2):35-50.
- Nater UM, Rohleder N, Schlotz W, Ehlert U, Kirschbaum C. Determinants of the diurnal course of salivary alpha-amylase. Psychoneuroendocrinology. 2007 May;32(4):392-401. doi: 10.1016/j.psyneuen.2007.02.007. Epub 2007 Apr 5.
- Nater UM, La Marca R, Florin L, Moses A, Langhans W, Koller MM, Ehlert U. Stress-induced changes in human salivary alpha-amylase activity -- associations with adrenergic activity. Psychoneuroendocrinology. 2006 Jan;31(1):49-58. doi: 10.1016/j.psyneuen.2005.05.010. Epub 2005 Jul 5.
- Farhi LE, Linnarsson D. Cardiopulmonary readjustments during graded immersion in water at 35 degrees C. Respir Physiol. 1977 Jun;30(1-2):35-50. doi: 10.1016/0034-5687(77)90020-2.
- Epstein M, Preston S, Weitzman RE. Isoosmotic central blood volume expansion suppresses plasma arginine vasopressin in normal man. J Clin Endocrinol Metab. 1981 Feb;52(2):256-62. doi: 10.1210/jcem-52-2-256.
- Benfield RD, Hortobagyi T, Tanner CJ, Swanson M, Heitkemper MM, Newton ER. The effects of hydrotherapy on anxiety, pain, neuroendocrine responses, and contraction dynamics during labor. Biol Res Nurs. 2010 Jul;12(1):28-36. doi: 10.1177/1099800410361535. Epub 2010 May 7.
- Johansen LB, Jensen TU, Pump B, Norsk P. Contribution of abdomen and legs to central blood volume expansion in humans during immersion. J Appl Physiol (1985). 1997 Sep;83(3):695-9. doi: 10.1152/jappl.1997.83.3.695.
- Hammerum MS, Bie P, Pump B, Johansen LB, Christensen NJ, Norsk P. Vasopressin, angiotensin II and renal responses during water immersion in hydrated humans. J Physiol. 1998 Aug 15;511 ( Pt 1)(Pt 1):323-30. doi: 10.1111/j.1469-7793.1998.323bi.x.
- de Kloet CS, Vermetten E, Geuze E, Wiegant VM, Westenberg HG. Elevated plasma arginine vasopressin levels in veterans with posttraumatic stress disorder. J Psychiatr Res. 2008 Feb;42(3):192-8. doi: 10.1016/j.jpsychires.2006.11.009. Epub 2007 Jan 11.
- Rebecca Benfield 2022. "An Immersion Intervention for Symptoms of PTSD in Student Veterans". ClinicalTrials.gov. https://clinicaltrials.gov/ct2/show/NCT05309031.
Frequently Asked Questions
Are there still vacancies in this medical experiment for volunteers?
"Confirmed. According to the clinicaltrials.gov information, this trial is actively looking for participants and was first posted on October 1st 2022 before being updated lastly at the end of October. 15 individuals will be required from one medical facility." - Anonymous Online Contributor
Are people over the age of 80 excluded from taking part in this trial?
"According to the inclusion criteria, only those aged 18-55 can participate in this trial. For younger and older patients respectively, there are 35 and 270 trials available." - Anonymous Online Contributor
Am I eligible to join the cohort of this medical experiment?
"The researchers of this study seek 15 individuals, aged 18 to 55, with moral injury. Essential requirements for participants include a self-acknowledged history of combat service in the military, an enrolment at UNLV as a student and existing PTSD symptoms. Moreover, they must be able to independently access and leave the pool area without assistance." - Anonymous Online Contributor
How many participants are actively involved in this research project?
"Affirmative. Clinicaltrials.gov shows the study is actively recruiting participants, having been advertised on October 1st 2022 and most recently updated at the end of last month. This medical trial requires 15 individuals to be recruited from one particular location." - Anonymous Online Contributor