Clinical trials: Energy Restriction
Aging
CALERIE: Comprehensive Assessment of Long-Term Effects of Reducing Intake of Energy
The purpose of this study is to test the hypothesis that two years of sustained 25% caloric restriction (CR) in men age 21-50 (inclusive) and women age 21-47 (inclusive) will slow aging and protect against age-related disease…
- Trial name
- NCT00427193
- Testing
- Caloric Restriction (CR), Control
- Where
- 3 sites in United States
- Volunteers
- 238 people, healthy volunteers welcome
- Sponsor
- Duke University
Relative Energy Deficiency in Sport
Impact Loading Effect on Bone Biomarkers in Female Runners
This study is a randomized, cross-over intervention study that will evaluate the effect of brief, high-impact loading exercises on biomarkers of bone metabolism in energy-restricted female runners.
- Trial name
- NCT05341700
- Testing
- Impact Load Exercises, No Impact Load Exercises
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Virginia Polytechnic Institute and State University
Healthy Aging
Effect of a Two-month Carbohydrate-restricted Diet on Energy Metabolism in a Seniors' Residence
The present study will assess the effects on glucose, ketones and other blood biomarkers fuels, cognition, quality of life, physical activity and well-being of a reduced carbohydrate menu (R-CHO) for 2 months in a population…
- Trial name
- SAGE (NCT06022094)
- Testing
- 2 months of reduced carb menus
- Where
- Canada
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Université de Sherbrooke
Caloric Restriction, Exercise
Physiological and Psychological Effects of Testosterone During Severe Energy Deficit and Recovery
The objective of this study is to determine whether maintaining a eugonadal state, during severe, sustained energy deficit, attenuates physiological decrements, particularly the loss of lean body mass.
- Trial name
- OPS (NCT02734238)
- Testing
- Sesame Oil, testosterone enanthate
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Sleep, Obesity
Impact of Sleep Restriction on Performance in Adults
The overall goal of this project is to look at the effects of long-term, sustained sleep restriction (SR) in adults, and assess the effects on mood and cognitive and physical performance.
- Conditions
- Sleep, Obesity, Sleep Restriction
- Trial name
- NCT02960776
- Testing
- Sleep Restriction (SR)
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Columbia University
Obesity, Overweight
Effect of Calcium + Vitamin D Supplementation on Weight Management in Very-low Calcium Consumers
The purpose of the study is to determine whether calcium plus vitamin D supplementation is conducive to weight and fat loss during energy restriction in very-low calcium consumers.
- Trial name
- NCT01447433
- Testing
- Calcium Carbonate, Energy restriction
- Where
- China
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Changhai Hospital
Mild Cognitive Impairment, Metabolic Syndrome
Dietary Ketosis: Fatty Acids Activate AMPK Energy Circuits Modulating Global Methylation
The study explores whether selective memory complaints (SMC), mild cognitive impairment (MCI) and the comorbidity of Metabolic Syndrome symptomatic of peripheral and cerebral hypo-metabolism with corresponding epigenetic shifts…
- Trial name
- NCT03319173
- Testing
- Dietary intervention
- Where
- United States
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Bristlecone Health, Inc.