Clinical trials: Insulin Sensitivity
Obesity and Type 2 Diabetes
Circuit Training and Motivational Interviewing to Reduce Type 2 Diabetes in Youth
The overall goal of this project is to examine the physiological and metabolic effects of a 16-week circuit-training (strength training + aerobic activities) program, with and without a behavioral component utilizing motivational…
- Trial name
- NCT00693511
- Testing
- Circuit Training, Circuit training + motivational interviewing
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Type 1 Diabetes
Hybrid Closed-Loop Control With Smart Prandial Insulin Dosing in Type 1 Diabetes
The objective of this study is to evaluate the safety and feasibility of a smart bolus calculator that adjusts insulin dosing for meals according to real-time insulin sensitivity (SI) in adolescents with type 1 diabetes (T1D)…
- Trial name
- NCT04878120
- Testing
- Standard HCL System, HCL System with Smart Bolus Calculator
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- University of Virginia
Insulin Resistance, Obesity
The Effect of Artificial Sweeteners (AFS) on Sweetness Sensitivity, Preference and Brain Response in Adolescents
The purpose of this study is to investigate the effects of dietary exposure to artificial sweeteners on taste sensitivity, preference and brain response in adolescents using fMRI, psychophysical measures, and questionnaires.
- Trial name
- NCT02499705
- Testing
- Sucralose, Sucrose, Sucralose + maltodextrin
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Yale University
Obesity
Metabolic Differences of Overweight Children and Children of Overweight Parents
This study focuses on the way weight is gained. Individuals who gain weight primarily in their midsection (visceral weight) are at an increased risk for developing diabetes and high blood pressure.
- Trial name
- NCT00001522
- Where
- United States
- Volunteers
- 246 people
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Obesity, Insulin-resistant
HIT in Insulin-resistant and Insulin-sensitive Obese Adolescents
Evaluate the effects of HIT on the cardiorespiratory performance and substrate oxidation of insulin-resistant and insulin-sensitive obese adolescents.
- Conditions
- Obesity, Insulin-resistant, Adolescents
- Trial name
- NCT03042234
- Testing
- Group Insulin-Resistant, Group Insulin-Sensitive
- Where
- 3 sites in Brazil
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Faculdade de Ciências Médicas da Santa Casa de São Paulo
Obstructive Sleep Apnea Syndrome, Polycystic Ovary Syndrome
Effect of Obstructive Sleep Apnea Syndrome on Insulin Sensitivity and Cardiovascular Risk in PCOS Adolescents
Polycystic ovary syndrome (PCOS) is one of the most common disease caused by hormonal imbalance and is also associated with overweight and obesity. It affects 5-10% of adolescent girls and women capable of having children.
- Conditions
- Obstructive Sleep Apnea Syndrome, Polycystic Ovary Syndrome, Sleep Apnea
- Trial name
- NCT01840618
- Testing
- Nasal Continuous positive airway pressure (CPAP)
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Albert Einstein College of Medicine
Obesity
Effect of Vitamin D3 Supplementation on Insulin Resistance and Cardiovascular Risk Factors in Obese Adolescents
The prevalence of obesity has reached epidemic proportions nationally as well as internationally. Currently, 16 % of American adolescents are obese.
- Trial name
- NCT00858247
- Testing
- Vitamin D3
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Obesity, Insulin Resistance
Vitamin K and Glucose Metabolism in Children at Risk for Diabetes (Vita-K 'n' Kids Study)
The undercarboxylated fractions of the two vitamin K-dependent proteins osteocalcin and matrix Gla protein have been shown to play key roles in type 2 diabetes and cardiovascular disease (at least in mouse models).
- Conditions
- Obesity, Insulin Resistance, Insulin Sensitivity, Prediabetes
- Trial name
- NCT01972113
- Testing
- Low-Dose Vitamin K2 (menaquinone-7; 45 mcg/d), High-Dose Vitamin K2 (menaquinone-7; 90 mcg/d)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Augusta University
Body Composition, Fitness
Evaluation of Molecular Hydrogen Supplementation to Enhance the Efficacy of Weight Loss Retreat in Overweight and Obese Adolescents
This randomized controlled trial evaluates whether molecular hydrogen supplementation enhances the effectiveness of a 4-week weight loss retreat in overweight and obese adolescents.
- Conditions
- Body Composition, Fitness, Insulin Sensitivity, Lipid Profile
- Trial name
- NCT06961110
- Testing
- Hydrogen-rich water
- Where
- Czechia
- Volunteers
- 60 people
- Sponsor
- Palacky University
Coronary Artery Disease
Impact of Coronary Artery Bypass Graft (CABG) Surgery on Skeletal Muscle Mass and Insulin Sensitivity, Followed by Exercise Intervention
In this study, the investigators want to examine the impact of coronary artery bypass graft (CABG) surgery on skeletal muscle mass, muscle metabolism, and insulin sensitivity in 90 subjects.
- Trial name
- NCT01333839
- Testing
- exercise training
- Where
- Belgium
- Volunteers
- 30 people
- Sponsor
- Hasselt University
Prehypertension, Blood Pressure
The Effects of a Jump Rope Exercise Program on Body Composition and Self-efficacy in Obese Adolescent Girls
The purpose of this study was to examine the impact of a 12-week jump rope exercise program on body composition, blood pressure, insulin resistance, and academic self-efficacy in prehypertensive adolescent obese girls.
- Conditions
- Prehypertension, Blood Pressure, Abdominal Obesity, Self Efficacy
- Trial name
- NCT03898518
- Testing
- 12-week jump rope exercise program
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Pusan National University
Growth Hormone Deficiency
Evalutation of Insulin Sensitivity Through Hyperinsulinemic Clamp in Children With GH Deficiency
Data about the impact of growth hormone treatment on insulin sensitivity in children are quite controversial, due to the different surrogate indexes that have been used, like Homa-IR, QUICKI, ISI-Matsuda or adipokine levels.
- Trial name
- clamp-GHD (NCT03525171)
- Testing
- euglycemic hyperinsulinemic clamp
- Where
- Italy
- Volunteers
- 23 people
- Sponsor
- University of Palermo
Transgenderism, Insulin Sensitivity/Resistance
Puberty Suppression and Cardiometabolic Health
This observational study will evaluate the effect of puberty suppression on insulin sensitivity, metabolic rate and vascular health among transgender female youth at baseline and 6 months after initiation of a gondoatropin…
- Conditions
- Transgenderism, Insulin Sensitivity/Resistance, Endothelial Dysfunction, Vascular Stiffness
- Trial name
- NCT04482374
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Colorado, Denver
Metabolic Syndrome
Effect of Fasting With Two Meals on Insulin Resistance Indices of Metabolic Syndrome
this study was conducted to assess the insulin resistance indices in the subjects undergoing Ramadan fasting (diet which consisted of two meals at 12 hours intervals)for a thirty days period.
- Trial name
- NCT00429390
- Testing
- Ramadan Fasting
- Volunteers
- 55 people
- Sponsor
- Free Islamic University of Medical Sciences
Type I Diabetes Mellitus
Glutamine and Insulin Sensitivity in Type I Diabetes
Insulin is crucial to help the body metabolize ('burn') sugar (glucose). Even though juvenile (type 1) diabetes (T1D) is primarily due to the lack of insulin, patients with T1D tend to become less sensitive to insulin…
- Trial name
- NCT01467063
- Testing
- Glutamine
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- Nemours Children's Clinic
Small for Gestational Age
Effect of Insulin Sensitization on IGF-1 Response to Growth Hormone in SGA Children
This study is aimed to determine if Metformin treatment in children born small for gestational age (SGA) who are being treated with Growth Hormone (GH) for short stature improves the response to GH by producing greater…
- Trial name
- NCT02931591
- Testing
- Metformin, Growth Hormone
- Volunteers
- 24 people
- Sponsor
- Cambridge University Hospitals NHS Foundation Trust
Diabetes Mellitus, Type 1, Autoimmune Diseases
Exercise Snacks and Glutamine to Improve Glucose Control in Adolescents With Type 1 Diabetes
This project will assess the feasibility and efficacy of the use of exercise and dietary supplementation with a non essential amino acid - glutamine - a component of most protein supplements, on the regulation of plasma glucose…
- Conditions
- Diabetes Mellitus, Type 1, Autoimmune Diseases, Diabetes Mellitus, Endocrine System Diseases
- Trial name
- NCT03199638
- Testing
- Exercise
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Nemours Children's Clinic
Type 1 Diabetes
Mobile Application-delivered Resistance Program for Children and Adolescents With Type 1 Diabetes (Diactive-1)
This project involves a two-arm randomized controlled trial (RCT) designed to assess the feasibility, acceptability, and preliminary efficacy of a mobile application aimed at prescribing resistance training for children and…
- Trial name
- Diactive-1 (NCT06048757)
- Testing
- Diactive-1 application
- Where
- 2 sites in Spain
- Volunteers
- 62 people
- Sponsor
- Fundacion Miguel Servet
Type1 Diabetes Mellitus, Diabetes Mellitus, Type 1
MEtabolic and Renal Effects of AutoMAted Insulin Delivery Systems in Youth With Type 1 Diabetes Mellitus
In type 1 diabetes (T1DM), automated insulin delivery (AID) systems such as the hybrid closed loop artificial pancreas (HCL AP) combine the use of an insulin pump, continuous blood sugar monitor, and control algorithm to adjust…
- Conditions
- Type1 Diabetes Mellitus, Diabetes Mellitus, Type 1, Autoimmune Diabetes, Juvenile Diabetes
- Trial name
- MERMAID-T1D (NCT03945747)
- Testing
- Blood draw, Urine sample collection, DXA scan
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- University of Colorado, Denver
Type 2 Diabetes Mellitus, Adolescent Obesity
A Study of the Effects of Exercise Intensity on Insulin Sensitivity in Overweight Youth
Background: The investigators know that exercise helps children develop strong bones and muscles and generally stay healthy. What is unclear however, is how much exercise a child needs to lower their risk of developing type 2…
- Trial name
- POWER (NCT00755547)
- Testing
- Aerobic Exercise Training
- Where
- Canada
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Manitoba