Clinical trials: Blood Pressure Regulation
Hypertension, Autonomic Dysfunction
Autonomic Regulation of Blood Pressure and Heart Rate During Orthostasis and Exercise in Healthy and Hypertensive Individuals
The goal of this observational study is to assess arterial stiffness and autonomic regulation of blood pressure and heart rate in healthy adults and people with arterial hypertension during orthostatic stress and graded physical…
- Conditions
- Hypertension, Autonomic Dysfunction, Orthostatic Hypotension
- Trial name
- NCT07482462
- Where
- Slovenia
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University Medical Centre Ljubljana
Hypertension
Phosphate in Blood Pressure Regulation
High dietary phosphate intake in the general population is associated with a higher risk for developing kidney disease and cardiovascular disease with an increased overall mortality.
- Trial name
- Phos-RR (NCT02822131)
- Testing
- sodium phosphate, sevelamer, sodium bicarbonate, sodium chloride
- Where
- Switzerland
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Healthy
Role of Nitric Oxide in Optic Nerve Head Blood Flow Regulation During Experimental Increase of Intraocular Pressure in Healthy Humans
Autoregulation is defined as the ability of a vascular bed to adapt its vascular resistance to changes in perfusion pressure. In the eye, several studies have reported that retinal blood flow is autoregulated over a wide range of…
- Trial name
- NCT00914394
- Testing
- NG-monomethyl-L-arginine (L-NMMA), Phenylephrine, Laser Doppler Flowmetry
- Where
- Austria
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Metabolic Disorders, Abdominal Obesity
Exploring Physical Exercise for the Regulation and Control of Metabolic Disorders in College Students.
This clinical trial objective is to evaluate the effect of an aerobic physical exercise program on reducing triglycerides, blood pressure, abdominal obesity, altered glucose levels, and the increase in HDL in college-level…
- Conditions
- Metabolic Disorders, Abdominal Obesity, Blood Pressure Disorders, Hypertriglyceridemia
- Trial name
- (EPE_RCTMCS) (NCT06555159)
- Testing
- Physical exercise prescription: Continuous aerobic training (jogging, swimming, static cycling), Control group: Continuous aerobic physical exercise
- Where
- Mexico
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Universidad de Colima
Healthy
Regulation of Optic Nerve Head Blood Flow During Combined Changes in Intraocular Pressure and Arterial Blood Pressure
Autoregulation is the ability of a vascular bed to maintain blood flow despite changes in perfusion pressure. The existence of an effective autoregulation in the optic nerve head (ONH) circulation has been shown in animals and…
- Trial name
- NCT00914992
- Testing
- Suction cup application, Squatting
- Where
- Austria
- Volunteers
- healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Healthy, Healthy Participants
Acute Effects of Structured Exercise and Static Stretching on Vascular Function, Neuromuscular Performance, and Metabolic Regulation in Adults
This experimental study investigates the acute cardiovascular and vascular responses to a single session of resistance training, with and without additional static stretching, compared with a resting control condition.
- Conditions
- Healthy, Healthy Participants, Healthy Subjects (HS), Resistance Training Adaptation
- Trial name
- NCT07364149
- Testing
- Resistance Training, Resistance training + Static Stretching
- Where
- Italy
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University of Palermo
Healthy
Role of Endothelin-1 in Optic Nerve Head Blood Flow Regulation During Isometric Exercise in Healthy Humans
Autoregulation is defined as the ability of a vascular bed to adapt its vascular resistance to changes in perfusion pressure. In the eye, several studies have reported that retinal blood flow is autoregulated over a wide range of…
- Trial name
- NCT00915070
- Testing
- BQ-123, Physiological saline solution, Laser Doppler Flowmetry
- Where
- Austria
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Hypertension
Effects of Jacobson's Progressive Muscular Relaxation Technique in Hypertensive Patients
Effects of Jacobson's progressive muscular relaxation technique on blood pressure regulation and activity of daily living in hypertensive patient
- Trial name
- NCT05650138
- Testing
- Jacobson's progressive muscular relaxation technique, 30 min walk
- Where
- Pakistan
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Riphah International University
Blood Pressure
Sex Effects on Blood Pressure With Handgrip Training
The goal of this intervention is to compare the blood pressure response of young females and males to a single bout of static handgrip exercise before and after static handgrip training (4 weeks).
- Trial name
- NCT06215014
- Testing
- Isometric handgrip training
- Where
- 2 sites in United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Boston
Menopause, Hot Flashes
Time-Efficient Inspiratory Muscle Strength Training for Reducing Sympathetic Activity and Improving Sleep in Midlife Women
The purpose of this research is to understand how training the muscles used for breathing (inhalation) affects menopausal hot flashes, sympathetic nerve activity and sleep.
- Conditions
- Menopause, Hot Flashes, Blood Pressure Regulation
- Trial name
- NCT06743269
- Testing
- High-Resistance Inspiratory Muscle Strength Training, Low-Resistance Inspiratory Muscle Strength Training, POWERbreathe K3 device
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Cardiovascular
The Role of EDHFs on Blood Pressure Following a Bout of Prolonged Sitting
Canadians spend most of their day in sedentary postures (i.e., sitting, lying, reclining). While the beneficial impacts of physical activity on the heart are well-established, less is known about the consequences during time…
- Trial name
- NCT07396857
- Testing
- Fluconazole 150 mg
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Université de Sherbrooke
Hypertension,Essential
Brain BOLD fMRI in Hypertensive and Normotensive Participants
This study will explore the brainstem activity in response to stress in hypertensive patients and normotensive subjects. In addition, it will evaluate if the response in hypertensive patients can be modulated by blocking the…
- Trial name
- BRAIrdN (NCT03473275)
- Testing
- Cold Pressor test, PinPrick test
- Where
- Switzerland
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Vaudois
Sarcopenia, Hypertension
Effects of Variable Load Exercise on Aging Atrophy
The primary aim of this research proposal is to examine whether this novel training program approach is capable to tackle excessive loss in muscle mass, function and contractile capacity with aging.
- Conditions
- Sarcopenia, Hypertension, Muscle Atrophy
- Trial name
- NCT03690258
- Testing
- Variable load exercise
- Where
- 2 sites in Slovenia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University Hospital of Split
Parkinson Disease, Orthostatic Hypotension
Deciphering the Mechanisms of Central BP Regulation in Patients With PD Associated With Orthostatic Hypotension
Phase 1 objective: test the feasibility of using a 3Tesla MRI scanner instead of a 7Tesla MRI scanner to measure brainstem responses to LBNP in healthy participants.
- Trial name
- HYPOPARK (NCT07139756)
- Testing
- Lower body negative pressure
- Where
- Switzerland
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Vaudois
Hypertension, Menopause, Premature
Autonomic Regulation of Blood Pressure in Premature and Early Menopausal Women
This is a cross-sectional study in which the investigators will determine the impact of premature/early menopause on MSNA, BP and baroreflex sensitivity in younger (≤49 yr old) and older (≥50 yr old) women.
- Conditions
- Hypertension, Menopause, Premature, Menopause, Blood Pressure
- Trial name
- NCT04439370
- Testing
- Microneurography to measure muscle sympathetic nerve activity (MSNA), Baroreflex sensitivity testing, Sympathoexcitatory Maneuvers
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Blood Pressure
Salt and HMB Study
Hypertension affects one-third of adults in the US. High salt diet is a key risk factor for elevated blood pressure (BP). The associations of gut microbiome with high salt diet and hypertension have been established in both…
- Trial name
- NCT05515900
- Testing
- Sodium, HMB
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Augusta University
Healthy
Regulation of Optic Nerve Head Blood Flow During Combined Changes in Intraocular Pressure and Arterial Blood Pressure
Autoregulation is defined as the ability of a vascular bed to adapt its vascular resistance to changes in perfusion pressure. In the eye, several studies have reported that retinal blood flow is autoregulated over a wide range of…
- Trial name
- NCT00912665
- Testing
- Laser Doppler Flowmetry, Goldmann applanation tonometer, squatting
- Where
- Austria
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Blood Pressure, Hypertension
Blood Pressure Regulation - Role of Potassium
Project titel: Oral potassium supplementation in healthy men - interactions with the renin-angiotensin-aldosterone system and the sympathetic nervous system Protocol number: KARAASS-1 EudraCT number: 2013-004460-66 Introduction…
- Trial name
- NCT02380157
- Testing
- Kaleorid, 750mg (trade name), Potassium chloride (active substance)
- Where
- Denmark
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Glostrup University Hospital, Copenhagen
Hypertension
Effects of Coffee Versus Hibiscus Tea Consumption During Prolonged Sitting on Blood Pressure and Heart Rate
Modern lifestyles often involve long periods of sitting, which can increase the risk of heart problems, obesity, and other health issues. Diet also plays a key role in heart health.
- Trial name
- NCT07159152
- Testing
- Coffee, Hibiscus drink
- Where
- Saudi Arabia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- King Saud University
Diabetes Mellitus, Type 2, Polyneuropathy Diabetes
24-hour Blood Pressure Dynamics and Autonomic Adrenergic Regulation in Type 2 Diabetics
Autonomic neuropathy is a common complication of type 2 diabetes mellitus. Symptoms from cardiovascular autonomic neuropathy include, dizziness, orthostatic hypotension and insufficient heart rate and blood pressure (BP)…
- Conditions
- Diabetes Mellitus, Type 2, Polyneuropathy Diabetes, Autonomic Neuropathy, Diabetic Neuropathies
- Trial name
- NCT04208295
- Where
- Denmark
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Aarhus