143 "Healthy volunteers" clinical trials found.
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Prodromal and Early Parkinsonism Alpha-Synuclein Study
The purpose of this research study is to collect samples of blood, cerebrospinal fluid (CSF, the fluid that surrounds the brain and spinal cord), skin ...Phase N/A
Non-Interventional
Accepts Healthy Volunteer
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Improving Musical Perception in Cochlear Implants
In this multi-site across-subject study, participants will be evaluated with custom written software to test pitch discrimination, the ability to perceive changes in melodic intervals ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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A Multicenter Prospective Study of Infant Racial/Ethnic Identity and Parent Satisfaction in the NICU
This is a prospective cohort study using a questionnaire with the primary aim of determining whether infant race/ethnicity is accurately designated in the electronic ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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A SINGLE-SITE OBSERVATIONAL STUDY ON THE ABILITY OF DYNAMIC VASCULAR OPTICAL SPECTROSCOPY TO MONITOR THE HEALTH OF THE CAROTID ARTERY
The purpose of this study is to validate the use of dynamic vascular optical spectroscopy (DVOS) for monitoring oxygen saturation in the carotid artery, we ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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TSPO-ligand PET imaging in autoimmune epilepsy
The purpose of this study is to use PET/MRI imaging to measure levels of inflammation in the brain of people with autoimmune epilepsy compared ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Assessment of glutamate neurotransmission brain bioenergetics and neuroinflammation in major depressive disorder using TSPO PET and MRI
The purpose of this study is to develop PET/MRI techniques for accurate assessment of changes in signal transmission, energy levels and inflammation in the ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Cochlear implants and listening effort: the interaction of cognitive and sensory constraints
Hearing impairment is the third most prevalent chronic medical condition among older adults in the United States. Untreated, hearing loss can interfere with effective communication ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Magnetic Resonance Imaging of Brain Reorganization and Sensory Substitution Use in Blind Adults
This research aims to examine how using certain types of visual assistive technology can influence behavior and brain activity in visually impaired individuals. The technology ...Phase N/A
Interventional
Accepts Healthy Volunteer
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Investigation of cellular and molecular interactions in inflammation angiogenesis and immunity in human atheroscelerosis: the ATHERO-IN study
The purpose of this study is to investigate the causes of plaque build-up in the arterial vessels to improve the current understanding of atherosclerosis (the ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
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Organized sports participation among patients who have undergone Ponseti treatment for Idiopathic Clubfoot
The purpose of this study is to evaluate the regularity of sports participation in children, with a diagnosis of clubfoot, at the grade school, middle ...Phase N/A Non-Interventional
Accepts Healthy Volunteer
