Impact of Sleep Restriction on Blood Pressure Reactivity

March 17, 2026 updated by: Jacqueline K Limberg, PhD, University of Missouri-Columbia
The purpose of the research study is to examine the effects of shortened sleep on blood pressure.

Study Overview

Status

Recruiting

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Estimated)

45

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

  • United States
    • Missouri
      • Columbia, Missouri, United States, 65211
        • Recruiting
        • University of Missouri
        • Contact:
        • Principal Investigator:
          • Jacqueline Limberg

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult

Accepts Healthy Volunteers

Yes

Description

Inclusion Criteria:

  • Healthy adult men and women
  • 18-45 years of age
  • BMI < 25 kg/m² (normal weight group) or ≥ 30 kg/m² (obesity group)
  • Non-pregnant, non-breastfeeding, and non-nicotine users
  • Self-reported history of normal sleep duration (7-9 hours/night) and bedtime prior to midnight
  • Premenopausal

Exclusion Criteria:

  • No acute or chronic conditions
  • Taking no medications known to affect sleep, autonomic, metabolic, or cardiovascular function
  • Self-reported history of irregular sleep
  • Self-reported history of hepatic, renal, pulmonary, cardiovascular, or neurological disease, stroke or neurovascular disease, bleeding/clotting disorders, sleep apnea or other sleep disorders, diabetes, history of alcoholism or substance abuse, major cardiovascular event or surgical procedure within the past three months, or hypertension

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Basic Science
  • Allocation: Non-Randomized
  • Interventional Model: Crossover Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Sleep Restriction
You will be asked to shorten your sleep to four hours.
Behavioral: Sleep Restriction
You will be asked to shorten your sleep to four hours.
No Intervention: Normal Sleep
You will be asked to sleep for 7-9 hours.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Blood Pressure
Time Frame: Baseline and during the last 1-minute of stress
Blood pressure
Baseline and during the last 1-minute of stress

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University of Missouri-Columbia

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

March 4, 2026

Primary Completion (Estimated)

August 1, 2027

Study Completion (Estimated)

August 1, 2027

Study Registration Dates

First Submitted

March 15, 2026

First Submitted That Met QC Criteria

March 17, 2026

First Posted (Actual)

March 24, 2026

Study Record Updates

Last Update Posted (Actual)

March 24, 2026

Last Update Submitted That Met QC Criteria

March 17, 2026

Last Verified

March 1, 2026

More Information

Terms related to this study

Keywords

Other Study ID Numbers

  • 2132616

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

UNDECIDED

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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