Clinical trials: Human Energy Expenditure
Obesity, Healthy Volunteers
Brain Dopamine Function in Human Obesity
Background: Dopamine is a natural chemical in the brain that may influence eating behavior and physical activity. Researchers want to measure the brain s dopamine activity and understand how it differs in people with obesity.
- Conditions
- Obesity, Healthy Volunteers, Overweight
- Trial name
- NCT03648892
- Testing
- [c11] raclopride, [18F]fallypride
- Where
- United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Healthy Volunteers
Food Intake Response to Short-Term Modifications of Metabolism in Humans
One reason people gain weight is eating more calories from food than what they need for energy over 24 hours. Metabolism is the amount of energy a person uses over 24 hours.
- Trial name
- NCT02939404
- Testing
- Cold exposure, Normal temperature, Fixed diet
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Healthy Volunteers
Study of Human Non-Shivering Thermogenesis and Basal Metabolic Rate
Background: Changes in how a person's body burns energy or calories can affect their weight over time. The lowest level of energy the body needs to function is called basal metabolic rate.
- Trial name
- NCT01950520
- Testing
- Propranolol, Pindolol, Dantrolene
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)