362 Studies Now Enrolling
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- Show all (1929)
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- (-) Healthy Volunteers (175)
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Displaying 201 - 223 of 223
Condition: Healthy Volunteers
Investigator: Helen Simpson, MD, PhD
Status: Closed
The purpose of this research study is to learn whether exercise affects learning and memory in people with anxiety. This is not a treatment study. The exercise program in this study runs for 6 weeks total. Each week, you are required to exercise 4 times for 12-15 minutes on the stepper machine that will be provided for you. You will be asked to visit our…
Condition: Healthy Volunteers
Investigator: Melanie Gold, MD
Status: Closed
Auriculotherapy is a type of Eastern medicine that has been used for thousands of years involving the ear. The ear has nerve connections to the whole body, and therefore using non-invasive techniques can be used to treat a wide variety of problems. This study is looking to see if auriculotherapy might be used to treat abdominal pain and find areas on the…
Condition: Infectious Disease
Investigator: Marcus Pereira, MD, MPH
Status: Closed
This research study for people who have tested positive for cytomegalovirus (CMV) after receiving a solid-organ transplant or stem cell transplant. This is a non-interventional study. This study involves the use of an investigational test called the Aptima CMV Quantification Diagnostic Assay (Aptima CMV Quant Assay) to determine the levels of CMV in your…
Condition: Infectious Disease / HIV
Investigator: Magdalena Sobieszczyk, MD
Status: Closed
HVTN 108 is an HIV vaccine study for 18-50 year old and HIV-negative people. We would like the test vaccine to teach your immune system to defend against HIV in a manner that is safe and well-tolerated. We will ask that all participants prevent HIV as best as possible and reduce risk of getting HIV. We will ask you to come to the clinic 12 times over 12…
Condition: Healthy Volunteers
Investigator: Elizabeth Shane, MD
Status: Closed
Osteoporotic fractures affect the lives of 1.5 million Americans each year. Imaging tests, such as bone density, are used to predict fracture risk and to help guide therapy for fracture prevention. In this study we are validating a high-resolution, three-dimensional scanner with the overall goal of improving the diagnosis of bone diseases.
Condition: Infectious Disease / HIV
Investigator: Alex Carballo-Dieguez, MD
Status: Closed
This study will help scientists to understand the best ways to recruit and engage a wide variety of people (HIV-positive and HIV-negative) in HIV-related studies, using online recruitment methods. In this study you will be asked about topics including your preferences for specific attributes of online study recruitment ads and your use of the internet and…
Condition: Healthy Volunteers
Investigator: Martha Welch, MD
Status: Closed
The purpose of this current study is to investigate the efficacy of a group model of Family NurtureIntervention in ameliorating behavioral problems in preschool-aged children. The behavioral, neurobiological and clinical insights gained from this project may eventually lead to better treatment of emotional, behavioral and developmental disorders. The…
Condition: Healthy Volunteers
Investigator: Adam Brickman, PhD
Status: Closed
This study is associated with the Alzheimer's Disease Research Center (ADRC) at Columbia University. The study seeks to understand changes in the way the brain's structure and function are related to age, and the risk of developing memory problems, Alzheimer's disease (AD), and dementia. The study will use magnetic resonance imaging (MRI) to…
Condition: Healthy Volunteers
Investigator: Nim Tottenham, PhD
Status: Closed
Parents! Join our research study! For families with 2-4 years olds, Complete from the comfort of your own home! Involves: Complete questionnaires; Collect a stool sample from your child; Provided with an easy to use kit and video instructions; Earn $25 for participating.
Condition: Healthy Volunteers
Investigator: Keith Diaz, PhD
Status: Closed
The phrase sitting is the new smoking has been coined due to an increase of excessive sitting in middle- and older-aged adults. However, there are currently no specific guidelines for the best way to break up long periods of sitting. This study will look at the effect of breaking up sitting periods with movement breaks on blood sugar levels. We are looking…
Condition: Healthy Volunteers
Investigator: Yaakov Stern, PhD
Status: Closed
Train the Brain Study: The purpose of this study is to investigate the effect of a web-based (remote, at home) computerized cognitive training protocol on cognitive performance in healthy older adults. Thetraining will involve a daily life situation in a multi-task context. If you are eligible, you will be asked tocomplete 13 web-based sessions, twice a…
Condition: Healthy Volunteers
Investigator: Sharon Mannheimer, MD
Status: Closed
This is a COVID transmission study happening across the US to help us learn whether the COVID-19 vaccine stops the spread of the SARS-CoV-2 virus (COVID): both initial infection and transmission to others. The answer to this question can have an important impact on all of our lives. Currently we are enrolling unvaccinated people. You will not be required to…
Condition: Infectious Disease / HIV
Investigator: Magdalena Sobieszczyk, MD
Status: Closed
Antibodies are one of the natural ways that our bodies fight or prevent infection. Were testing an antibody to find out if its safe, if it doesn't make people feel uncomfortable and to find out what may be the best dose if its given by IV infusion or sub-cutaneous injection. You cannot get HIV from the Bispecific Antibody. We'll ask you to…
Condition: Healthy Volunteers
Investigator: Cassia Wells, MD
Status: Closed
Antibodies are one of the natural ways that our bodies fight or prevent infection. We're testing an antibody to find out if it's safe, if they don't make people feel uncomfortable, how these study antibodies move throughout the body, and to measure antiviral activity. You cannot get HIV from the study antibody. First, request to be contacted…
Condition: Healthy Volunteers
Investigator: Micaela Martinez, PhD
Status: Closed
How does the light we experience in day-to-day life affect our body clock? Interested in joining a new project to help scientists at Columbia University understand how light pollution and light-at-night affects our body clock? You or your child may be eligible to participate. The study involves wearing a small light sensor on a lanyard and a temperature…
Condition: Healthy Volunteers
Investigator: Magdalena Sobieszczyk, MD
Status: Closed
Antibodies are one of the natural ways that our bodies fight or prevent infection. Were testing an antibody to find out if its safe, if it doesn't make people feel uncomfortable and to find out what may be the best dose if its given by IV infusion or sub-cutaneous injection. You cannot get HIV from the Bispecific Antibody. We'll ask you to…
Condition: Infectious Disease
Investigator: Michael Yin, MD
Status: Closed
The purpose of this study is to test whether a study drug called Carbavance is safe and effective when compared to antibacterial medications that are commonly used for the treatment of serious infections. A screening will take 24 hours before the first dose of study drug. There are approximately 12 visits for this study.
Condition: Healthy Volunteers
Investigator: Marla Hamberger, PhD
Status: Closed
Some medical conditions in children involve difficulty with speech and language. Therefore, accurate measurement of these difficulties is important for both diagnosis and treatment. Unfortunately, the test that is currently used to assess object naming-- one of the most common language problems found in these conditions is the same test that is used for…
Condition: Healthy Volunteers
Investigator: Jeffrey Shaman, PhD
Status: Closed
You are invited to participate in a study that seeks to understand how respiratory virus infections affect human hosts at various stages of symptomology and predict future wellness states using biophysical measurements from a smartwatch. The goals are to identify biomarkers predictive of symptom outcome and develop early wellness prediction models. The…
Condition: Infectious Disease / HIV
Investigator: Rebecca Schnall, PhD, RN
Status: Closed
For People Living With HIV (PLWH) with HIV-Associated Non-AIDS (HANA) conditions such as cardiovascular disease or diabetes, the situation is complex given the added burden of coping with a secondary chronic illness and potential effects on treatment. How sex/gender differences in HIV symptom interpretation and management influence treatment success has not…
Condition: Healthy Volunteers
Investigator: Allison Borowski, MD
Status: Closed
We are currently recruiting women to TMIST, a clinical trial that will help us develop strategies that tailor breast cancer screening to the risks of individual women. This is a screening trial. The purpose of this trial is to determine if tomosynthesis (3-D) mammography detects breast cancer at earlier stage than current method of 2-D digital mammography.
Condition: Healthy Volunteers
Investigator: Karen Bell, MD
Status: Closed
The purpose of this study is to test whether an investigational drug called solanezumab can slow the progression of memory problems associated with brain amyloid. The study will also test 1) whether the anti-amyloid treatment can slow evidence of AD-related brain injury on imaging tests to look at brain structure and function and 2) the effect of…
Condition: Healthy Volunteers
Investigator: Alex Carballo-Dieguez, MD
Status: Closed
This study will help scientists to understand the best ways to recruit and engage a wide variety of people (HIV-positive and HIV-negative) in HIV-related studies, using online recruitment methods. In this study you will be asked about topics including your preferences for specific attributes of online study recruitment ads and your use of the internet and…
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