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Sleep your way to lower blood pressure? new study tests the idea

NCT ID NCT03255746

Disease control Sponsor: Mayo Clinic Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 24, 2026 · Last updated Jul 17, 2026 · Updated 3 times

Summary

This study tests whether helping people who sleep less than 6.5 hours per night extend their sleep can lower their blood pressure. Researchers will compare an 8-week sleep coaching program to general health education in 110 adults with prehypertension or mild hypertension. The main goal is to see if better sleep habits can reduce average blood pressure over 48 hours.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
sleep enhancement program (behavioral coaching to extend sleep duration)
What this could lead to
If it works, this could point toward a simple, drug-free way to lower blood pressure by improving sleep habits.
What could go wrong
This is a small, early-stage study with only 110 participants. Results may not apply to everyone, and changing sleep habits can be difficult to maintain long-term.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

110 people

The number who actually took part.

Started

Apr 2018

Finished

Mar 2025

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 65 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion criteria: * Age: 18 to 65 (inclusive) * Gender: both males and females * Body mass index (BMI): 18.5-34.9 kg/m2 * Habitual sleep duration \<7 hours and voluntary prolongation of sleep when circumstances allow (as indicated by napping and/or \>45 min catch-up sleep during weekends or holidays) * Presence of prehypertension (office systolic BP (SBP) 120-139 mmHg and/or diastolic BP (DBP) 80-89 mmHg) , Stage 1 hypertension (office SBP 140-159 mmHg and/or DBP 90-99 mmHg ) , or currently taking antihypertensive medications * Either on no prescription medications (other than oral contraceptive pills, or intrauterine devices) or on stable medical regimen for at least 1 month, if taking prescription medications for chronic conditions * Not pregnant or breast feeding and not intending to become pregnant or breast feed * Not a current smoker or tobacco user * Ability to provide written informed consent. Exclusion criteria: * Vulnerable study populations will be excluded * Pregnancy * Smoking * Shift-work * Travel across \>2 time zones in the previous month * Presence of overt cardiovascular diseases, diabetes, chronic kidney disease, cancer, sleep/circadian disorders, psychiatric disorders * If taking prescription medications for chronic conditions, change in therapy (type, frequency and/or dosage) over the previous month * Sleep aids * Habitual sleep duration ≥7 hours * Excessive alcohol (\>14 drinks/week in men and \>7 drinks/week in women) and/or excessive caffeine intake (\>400 mg) * Currently on a diet and/or actively trying to lose weight * History of drowsing driving * Severe daytime sleepiness (score \>15 at the Epworth Sleepiness Scale) * Current or previous (during the past 2 months) participation in other research studies at the discretion of study personnel * Blood/plasma donation during the past 2 months * Unwillingness or inability to adjust sleep schedule

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Conditions

The condition(s) this trial relates to.

essential hypertension hypertensive disorder Prehypertension

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Hypertension Prehypertension

Contacts and locations

Locations

  • Mayo Clinic in Rochester

    Rochester, Minnesota, 55905, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.