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Healthy Volunteer Studies

Healthy Volunteer Studies

Participate in Research is designed to connect potential volunteers with open research studies. We are looking for healthy volunteers just like you to help answer important questions about a variety of health conditions. This page lists healthy volunteer studies that may apply to you or someone you know. If you find a study that you’d like to participate in, you can contact the study team with questions or to volunteer. Join us to improve the health of others.

Active Studies

Radiolabeled Red Cell Autologous Infusion Study (after separation with Reveos System)

The primary purpose of this study is to test the performance of a blood processing device known as the Reveos® System, from Terumo Blood and Cell Technologies. We will evaluate whether the red blood cells derived from whole blood and processed with the Reveos System...

Capillary Refill Time Study

We are a research team in the Allen School of Computer Science & Engineering at the University of Washington. We are conducting a user study on collecting capillary refill time using a smartphone app. Capillary refill time is widely used to test abnormal health conditions...

Capillary Refill Time Study

We are a research team in the Allen School of Computer Science & Engineering at the University of Washington. We are conducting a user study on collecting capillary refill time using a smartphone app. Capillary refill time is widely used to test abnormal health conditions…

Online Intervention to Improve the Health and Well-being of Caregivers of Individuals with Alzheimer’s Disease

This program offers online education about health and wellness and social opportunities to caregivers of someone with Alzheimer’s disease. It is a month-long program that meets for 45 minutes online each week. Each participant who completes the program and survey at the end will receive…

Caregiving Survey About Childhood Experiences

We are looking for adult caregivers who are taking care of a loved one who is also an adult. The purpose of this research is to better understand caregivers’ remembered childhood experiences and potential connections to health outcomes of caregiving in adulthood. Study participants who…

Attention and Memory Study

We are recruiting individuals for an attention and memory study. Interested individuals only need to attend one appointment virtually to participate in the study. They will automatically be entered into a $75.00 gift card lottery for attending the appointment. If you are interested please follow...

Effect of Testosterone Treatment on Drug Metabolism and Transport

Your gender-affirming hormone therapy contains testosterone, a hormone that your body creates and uses naturally. Testosterone is prepared as a medication that you can take to increase your hormone levels. Changes in testosterone levels in your body may affect how your body processes certain medicines....

Young Adult Relationships, Health, and Daily Experiences

Project RAD is housed in the Department of Psychology at the University of Washington. We are seeking young adults ages 18-30 who live in Washington state for a study on young adult relationships, health, and daily experiences. Best of all? This research is all conducted...

Caregivers: Join a Fitness Research Study

Caregivers, we are inviting you to join a fitness study to find the best ways to help caregivers increase physical activity. You will be using a garden-themed fitness app designed for family caregivers (Go&Grow) for 6 weeks and responding to weekly surveys. This is a...

Real-World Listening by Autistic Children

Researchers at the UW Bloedel Hearing Research Center want to learn about how the brain helps us listen in noisy real-world environments. This study is for 7 to 10-year-old children and parents. If you decide to participate in this research study, you and your child…

Real-World Listening for Children Who Wear Hearing Aids

Researchers at the UW Bloedel Hearing Research Center want to learn about how the brain helps us listen in noisy real-world environments. This study is for 12 to 18-year-old children and parents. If you decide to participate in this research study, you and your child...

Connectivity in the Brain and Autism (COBRA) Study

The COBRA study is exploring neurological, hemodynamic, and electrophysiological differences between Autistic and neurotypical individuals using vision as a model system. Participants will complete a clinical neurocognitive evaluation, 4 fMRI sessions, behavioral psychophysics experiments on a computer, and an EEG session. Depending on session length,…

WA Young Adult Riding and Driving Study

INTERESTED IN PARTICIPATING? Visit our website to fill out our contact form: https://sites.uw.edu/uwyard/ WHAT IS THE YOUNG ADULT RIDING AND DRIVING (YARD) STUDY? The Young Adult Riding and Driving (YARD) Study is an ongoing research study about young adults’ transportation habits and health behaviors. We...

Working Memory Action Planning Choice

This is a two-part study that investigates relationships between working memory processes and action planning ability. This study requires two 90-minute sessions which should be completed on different days but within one week of each other. Participants will contact the researcher who will send them…

COVID-19 and workers in the food industry

People working in the food industry (groceries, restaurants, food delivery, factories) during COVID have had a higher risk of getting the illness. Researchers at the University of Washington and Indiana University are interviewing people working in food service, delivery, or provision to understand their work…

Golden Age Activity Survey

This research study is a collaboration between the University of Wyoming and the University of Washington. We are asking you to complete this survey because you are over the age of 65 years. The purpose of this survey is to better understand various health behaviors…

CARR Study (COVID-Associated Risk and Resilience)

Researchers at Seattle Children’s want to learn about the impact of COVID-19 on the emotional health of children and teens. This research study is for kids and parents. If you decide to take part in the research study, you and your child would: • Fill…

Fish and Fiber

The purpose of this research is to understand the combined effect of fish oil and fiber. There have been many studies looking at them separately, but not together. Studies in animals have shown that the combination reduces colon tumor formation. We are interested in understanding…

Doxy PEP

The purpose of this study is to understand if taking an antibiotic called doxycycline by mouth as soon as possible after sexual contact without a condom can reduce the risk of sexually transmitted infections (STIs), including gonorrhea, chlamydia and syphilis. The study will also look…

Partially Remote Cognition and Learning Study

The Cognition and Cortical Dynamics Laboratory at the University of Washington is recruiting healthy English-Chinese bilingual participants for a study that occurs over 7 weeks where individuals will be tested on a battery of language and cognitive measures, followed by 6 weeks of computer programming…

BEAM Study (Brain Effects on Appetite and Metabolism Study)

BEAM study is a longitudinal study that is trying to learn more about the role the brain plays in appetite and body weight changes in children. We are recruiting healthy children who are willing to participate in the study activities. All participants will have one…

Contribute to advancing brain health. Help dementia patients. Learn more about your own health

The purpose of this pilot study is to record the daily human activities, and to develop predictive models of physical activity. We hope this study will enable researchers to test and validate new technologies that may subsequently be used to study and inform researchers and…

THC in Pregnancy

The purpose of this study is to better understand how exposure to the hormones estradiol and cortisol influence the body’s processing of tetrahydrocannabinol (THC), the primary psychoactive component of cannabis. THC use is increasingly common among pregnant women, and it is not known how exposure…

Family Caregiver Research Study

We are seeking caregivers who provide care for family members with dementia and pain to participate in a research study at Weill Cornell Medicine. This study is evaluating the “Pain Identification and Communication Toolkit (PICT)”, a novel intervention to help caregivers recognize and communicate about…

Parenting during the COVID-19 Pandemic

The aim of the proposed study is to examine the experience of parents of school-age children during the COVID-19 pandemic. Parents are filling multiple conflicting roles during this pandemic as they juggle their own jobs and the new role of teacher to their child(ren), while…

Treatment for SARS-CoV-2 in High-Risk Adult Outpatients

The purpose of this study is to assess the effectiveness of hydroxychloroquine (HCQ) or HCQ/azithromycin for the treatment of SARS-CoV-2 infection (the virus that causes COVID-19) in those adults who have been diagnosed with the virus. We plan on enrolling 635 participants from sites all…

Hydroxychloroquine for COVID-19 PEP

Post-exposure prophylaxis (PEP) is defined as taking antimicrobial medication after being exposed or potentially exposed to an infectious agent to prevent becoming infected. PEP is routinely used for prevention of a variety of viral, bacterial, and parasitic infections, including influenza and human immunodeficiency virus (HIV)….

Seattle COVID-Cohort Study at the VTU

This study will assess the immune responses to SARS-CoV-2/COVID-19 in three different groups. The body fights infection by producing different types of white blood cells that defend against foreign substances like viruses and bacteria. This process is called an immune response. The immune system responds...

Smartphone App Health Study (REMOTE)

What if we could detect whether or not you’re getting sick just from information you already collect on your smartphone? The University of Washington is recruiting 25,000 volunteers age 19 and older to help us see if information from your smartphone can help us detect…

Measuring brain function in stuttering

This protocol includes studies investigating the mechanisms involved in the integration of sensory information and central motor commands for the control of speech. Various hypotheses are being investigated with the common aim of improving our understanding of the processes and mechanisms underlying normal and disordered…

Relationship Study

The Center for the Science of Social Connection is conducting a study at the University of Washington is conducting research to better understand how people relate to each other. We are interested in learning how relationships with people can change overtime under the scope of…

Immune Response in Asthma

Asthma is a condition where people experience symptoms of wheezing and shortness of breath in response to exposures such as allergens and exercise. There are many people who have allergies to substances in the environment such as pollen or grasses, but only some of the…

SEARCH HDL CVD Study

The Diabetes Research team at Seattle Children’s is recruiting young adults ages 18-24 without diabetes for a research study to help us learn more heart health in young adults with type 1 and type 2 diabetes. Young adults with diabetes are at increased risk of…

Infant Brain Imaging Study – Brain Development in Down Syndrome (IBIS)

The Infant Brain Imaging Study, or IBIS, is a research study of brain development in infants and children. The IBIS Network is a consortium of researchers across North America, including the University of Washington, that work together to discover early changes in brain development of…

Pregnancy and Infant Health

University of Washington researchers, led by Drs. Natalia Kleinhans and Stephen Dager, are recruiting pregnant participants who have not used marijuana during their first trimester and those who have used marijuana during their first trimester for a new study of prenatal development. Participants are not...

The ACE Exercise Study for Women

An active lifestyle reduces risk for breast cancer. The ACE study will investigate how a 45-minute bout of moderate exercise can affect the biology of the human body, which could explain how exercise reduces breast cancer risk. If you are interested in participating you will…

WEB Study (Weight Effects on Brain Health Study)

WEB study is a longitudinal study that will examine changes that may occur in the brain following obesity treatment. We are currently recruiting: People who are eligible to participate in the behavioral weight loss intervention (BMI greater than 30, determined by phone screen) People planning…

Hearing Problems Related to Noise Exposure

We aim to understand hearing problems that are not detected in standard clinical practice. The purpose is to identify early signs of noise exposure damage which are not currently identified on a standard hearing test. This involves studying groups of normal hearing people who do,…

PLOT Study – Profiling Language Learning Over Time

Our team is the NeuDLL (Neurodevelopmental Disorders Language & Learning) Lab in the UW Speech & Hearing Department. We are seeking families to participate in research related to spoken language in children with and without developmental disorders. Our current study focuses on how children learn…

Vit K Supplementation Study

The overall goal of the study is to help find out if genetic make-up affects how the body stores Vitamin K when Vitamin K intake from the diet changes. In Phase I of the study, we will test for certain markers in your DNA through…

NES-T

This clinical trial is an experimental research study using a potential new form of birth control for men who want to avoid a pregnancy with their sexual partner. The study product is a combination hormone gel containing Nestorone and Testosterone for men to apply on…

Lung Responses to Infection

The airspaces of our lungs are guarded by alveolar macrophages, which are very specialized infection-fighting cells that ingest and kill most inhaled bacteria and release substances that control inflammatory responses in the lungs. However, there are some bacteria that are able to survive and replicate...

Blood and Lung Responses to Infection

The overall goal of this project is to study the inflammatory response of lung and blood cells to infection with Burkholderia pseudomallei. As a part of our study, we ask eligible individuals to undergo a blood draw and a bronchoscopy (a procedure to obtain cells…

Malaria Infection Screening for People Who Grew Up in Areas Where Malaria is Widespread

Malaria is a deadly disease that affects 300-500 million people every year. We hope to develop vaccines and medicines to prevent and limit malaria disease and deaths. The Seattle Malaria Clinical Trials Center is looking for volunteers to take part in an upcoming research study…

Diesel exhaust, stress and health

We are interested in understanding how air pollution from traffic sources, like diesel exhaust, and mental stress affect your heart. We are looking for healthy men and women ages 22 – 49 years old. If you decide to take part in the study you will…

Bloodworks NW Blood Collecitons for Research

Volunteers Needed for Blood Product Collections Bloodworks is currently seeking volunteers for blood donations for research. The purpose of the study is to collect normal adult blood for use in research or reagent for production of engineered cells to treat patients with cancer. We do…

MRI-based biomarkers for ALS

The purpose of this study is to identify possible brain or spinal cord differences in participants with ALS compared to participants without ALS. Research shows that 90 to 95 percent of ALS cases occur at random, with only 5-10 percent of ALS cases being inherited….

Meal and Memory Study

We are learning more and more about the risks for Alzheimer’s disease every year, and that includes learning what foods are best at promoting brain health. It might be more complicated than ‘this food is good or bad.’ Dr. Angela Hanson, a geriatric physician at…

Male Contraception Study (DMAU IM CCN015)

The purpose of this study is to test how safe DMAU is and how well it is tolerated when given to men as an injection. This study will also look at how the medication is metabolized in the body (how fast it is absorbed into…

Understanding Speech Production

This protocol includes studies of the control and coordination of speech production. Various hypotheses are being investigated in our laboratory with the common aim of improving our understanding of the processes and mechanisms underlying normal and disordered speech. The common procedure across these studies consists…

Pathway to Prevention study of the development of type 1 diabetes

TrialNet’s Pathway to Prevention studies the development of type 1 diabetes, and screens relatives of people with type 1 diabetes for their risk of developing the disease. Relatives of people with type 1 diabetes have about a 3 to 4 percent chance of being positive…

Communication Studies Participant Pool

The purpose of the Communication Studies Participant Pool is to collect the names and contact information of individuals interested in participating in research studies, and to distribute that information to participating researchers. Researchers will contact potential participants directly and explain their study, including eligibility requirements,…

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