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Found 67 healthy trials

A listing of healthy medical research trials actively recruiting patient volunteers. Search for closest city to find more detailed information on a research study in your area.

 Bone Water and Mineralization Measured by Nuclear Magnetic Resonance
50 years - 75 years
Female
Post-menopausal osteoporosis is a major public health issue affecting millions of women. However, the microstructural implications of the disorder on cortical bone, the dominant bone type of the skeleton, are poorly understood and currently cannot be evaluated in vivo. This study, which utilizes new quantitative MRI methods, provides a path …
 Use of Digital Tomosynthesis for Detection and Case Management of Scaphoid and Distal Radius Fractures: A Volume RAD Data Collection Study
99 years or below
All genders
The purpose of this prospective cohort study is to collect clinical data about both diagnostic and treatment information related to wrist injury obtained through the use of VolumeRAD, an X-ray feature that collects X-ray images in a single sweeping motion using a technique called digital tomosynthesis (DTS). This study will …
 Multimodal imaging outcome measures for ALS (Image ALS)
18 years - 90 years
All genders
Phase 1
This research study is being done to learn more about changes over time in Positron Emission Tomography/Computed Tomography (PET/CT) imaging in people with amyotrophic lateral sclerosis (ALS).  We need data from people with ALS. If you agree to be in this study, you will have up to 6 PET/CT scans …
 MRI Quantification of Hip Bone Microstructure in Stage 4 and 5 Chronic Kidney Disease
21 years - 50 years
All genders
University of Pennsylvania Department of Radiology is conducting a research study on hip bone microstructure and strength in people with AND without chronic renal disease. The purpose of this research is to examine the microstructure of bone in the hip using a new, MRI-based approach.
 Measurement of Pulmonary Inflammation Using F-NOS Positron Emission Tomography (PET/CT) in E-cigarette Users
18 years - 45 years
All genders
This is a 1 – 2 month study examining the extent of lung inflammation between e-cigarette smokers, cigarette smokers, and non-smokers using a new radio tracer, FNOS. FNOS is an experimental radio tracer used to look for inflammation in different parts of the body. The tracer that we will be …
18 years - 35 years
All genders
The purpose of this study is 1) to examine the acute effects of nicotine free e-cigarette aerosol on vascular function in healthy, non-smokers and 2) to examine and compare vascular function in healthy smokers chronically exposed, at baseline and after 12 months, to nicotinized e-cigarette aerosol versus conventional cigarettes as …
 Network Control TMS fMRI
18 years - 28 years
All genders
The University of Pennsylvania seeks young adults ages 18-28 for a research study. The purpose of this study is to use different types of MRI scans to find individualized TMS (transcranial magnetic stimulation) targets and compare how the brain responds. We are also interested in using TMS during a working …
 Determination of B-cell responsiveness to the incretin hormones GLP-1 and GIP in Cystic Fibrosis (PRIME)
18 years - 99 years
All genders
The mechanisms underlying cystic fibrosis related diabetes (CFRD) pathophysiology must be better defined if care for people with CFRD is to be optimized or if development of CFRD is to be interrupted. Detailed studies of insulin secretion in CF are required to achieve this goal since 1) subtle insulin secretion …
 PRELIMINARY STUDY OF OPTICAL BIOMARKERS FOR NEURODEGENERATION IN CHRONIC CEREBROVASCULAR DISEASE
99 years or below
All genders
This research study will test whether a new optical device can reliably measure markers of blood flow and blood vessel function in the brain. We will be recruiting 60 subjects in total: 30 healthy, 15 with known narrowing of the carotid artery, and 15 small vessel stroke. All subjects will …
 Randomized Controlled Trial Examining the Effects of Meal Timing Among Obese Individuals
21 years - 50 years
All genders
Normal 0 false false false EN-US X-NONE X-NONE We are currently screening for this study, but all in-person visits are on hold until the COVID-19 virus state of emergency is lifted. The timing of food consumption is now recognized as a significant contributor to body weight regulation and metabolic functioning. …