Clinical trials
Health Adults clinical trials
Below are recruiting health adults clinical trials, each written for real people, not researchers. We’re tracking 342 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06401694Enrolling by invitation
Enhanced home meal program for older adults' health
This trial is testing a new, enhanced home-delivered meal program for older adults. It aims to see if these meals improve health and well-being for people who are already eligible for Meals on Wheels and are at nutritional risk.
Storrs, ConnecticutAges 60 years+ - NCT07179848RecruitingPhase 1
Temporal interference brain stimulation safety study in healthy adults
This trial tests a new type of non-invasive brain stimulation that uses a weak electrical field to gently influence brain activity. It is designed for healthy adults to see if the procedure is safe and comfortable, and to gather information that could help develop future treatments for mental health conditions.
TaipeiAges 20–65 - NCT07198984Recruiting
Boosting gut bacteria to improve digestive health
This study tests whether boosting certain gut bacteria can improve your gut health. If you're a healthy adult who exercises regularly or eats a flexitarian diet, this trial may be for you.
Jouy-en-JosasAges 20–80 - NCT07260318Enrolling by invitation
How fast bowling affects bone health
This study looks at how cricket fast bowling affects your bone health and the signals your body sends to build or break down bone. If you're a healthy young male fast bowler, this trial will help understand the immediate impact of bowling on your bones.
Loughborough, LeicestershireAges 18–30 - NCT06280300Recruiting
Better care planning for people with brain metastases
This study looks at whether a team-based approach to care can improve quality of life for people newly diagnosed with brain metastases from solid tumors. It aims to help coordinate your medical and support needs.
Burlington, VermontAges 18 years+ - NCT07101341Recruiting
Comparing exercise with virtual reality headsets in healthy adults
This study compares two types of exercise (moderate aerobic and high-intensity interval training) while using a virtual reality headset. It is looking for healthy adults aged 18 to 35 to see how these workouts affect your body and mind.
Valencia, ValenciaAges 18–35 - NCT07178288Recruiting
Pain sensitivity test for tennis elbow patients
This study measures how sensitive your elbow is to pressure and how your body controls pain, comparing people with and without tennis elbow. It aims to understand pain processing in tennis elbow.
Zarqa, Zarqa GovernorateAges Up to 60 years - NCT07344636Recruiting
NR supplements and zone 2 training for metabolism
This trial tests whether taking nicotinamide riboside (a vitamin-like supplement) helps your body burn fuel better during moderate exercise, known as zone 2 training. It may benefit healthy adults who want to improve their workout efficiency.
Hong Kong, Please SelectAges 18–80 - NCT07673458RecruitingPhase 1
Testing a new ointment in healthy volunteers
This early-stage study tests a new ointment (YR001) on healthy volunteers to see how it is absorbed through the skin and how safe it is. It helps researchers understand how the ointment behaves in the body before it is tested in people with skin conditions.
Langfang, HebeiAges 18–65 - NCT07675590RecruitingPhase 1
Safety study of TIX100 in healthy volunteers
This study tests a new oral medication called TIX100 in healthy people to see if it is safe and how the body handles it. It is the first step in human testing, so it focuses on safety and side effects.
Chula Vista, CaliforniaAges 18–70 - NCT07460687Recruiting
Frequent health check-ups study in Hangzhou
This study collects frequent health samples from healthy volunteers living in Hangzhou to monitor health changes over time. It may help understand how lifestyle, diet, and other factors affect health.
Hangzhou, ZhejiangAges 18–40 - NCT07465848Recruiting
Testing telomere measurement to help diagnose lung cancer
This study uses a simple blood test to measure telomeres (parts of your DNA) to see if it can help detect lung cancer earlier. Researchers will compare results from people with lung cancer, heavy smokers, and low-risk individuals to improve diagnosis.
Elche, AlicanteAges 45 years+ - NCT07477821Recruiting
Muscle and brain health study in aging and neurological disorders
This study looks at the link between muscle health and brain function in people with different neurological conditions or healthy aging. It may help researchers understand how muscle changes relate to memory, movement, and thinking problems.
CataniaAges 60 years+ - NCT07606885Recruiting
Hangzhou Health and Lifestyle Study
This study collects detailed health information from people living in Hangzhou to understand how daily habits affect overall health. Researchers will ask questions and take samples to learn more about what keeps people healthy.
Hangzhou, ZhejiangAges 18–40 - NCT07627113Enrolling by invitation
Prenatal Hormone Exposure and Hand Skills Study
This study explores how hormone exposure before birth may affect hand coordination and fine motor skills in adults. Researchers will assess your hand function and coordination to understand these connections.
Niğde, MerkezAges 18–40 - NCT07624747Recruiting
Brain Health Study for Transgender Adults Starting Hormone Therapy
This study looks at how gender-affirming hormone therapy affects brain health and function in transgender adults. Researchers want to understand the effects of these hormones on the brain before and after treatment begins.
Madison, WisconsinAges 18–45 - NCT06890325Recruiting
Health check-up program for older adults
This trial offers a free health assessment and wellness program for adults aged 60 and older who can travel to the university. It is designed to help you stay healthy and catch any issues early.
Vic, BarcelonaAges 60 years+ - NCT07768670Recruiting
Smartphone exercise program for older adults
This study tests a personalized exercise program delivered through a smartphone app to help older adults become more active. You would use the app to get exercise recommendations and track your progress.
Knoxville, TennesseeAges 65 years+ - NCT06336525Enrolling by invitation
Sleep health in rural Appalachia and Mississippi Delta
This study examines how sleep is linked to heart and metabolic health in people living in rural Appalachia and the Mississippi Delta. If you are already part of the RURAL Study, you may be able to join this sleep-focused part of the research.
Boston, MassachusettsAges 25–65 - NCT06735599Recruiting
Wild blueberries for blood pressure health
This study tests whether eating wild blueberries can improve your gut, brain, and heart health if you have high blood pressure. You'll eat blueberries daily for several weeks and have checkups to see how your body responds.
Atlanta, GeorgiaAges 45–65 - NCT07586111Recruiting
Plant Foods for Better Gut and Heart Health
This study tests whether eating more plant-based foods improves your gut bacteria, digestion, and heart health markers. You'll follow a structured diet plan for several weeks while providing blood, stool, and urine samples to measure changes.
LondonAges 30–70 - NCT07361406Recruiting
SweetSpot: How non-nutritive sweeteners affect health
This study looks at how non-nutritive sweeteners (like the ones in diet sodas) affect your health. You'll follow a special diet for a few weeks, and researchers will check things like blood sugar and metabolism.
Wageningen, GelderlandAges 45–79 - NCT06848088Enrolling by invitationPhase 2
Long-term health study for melanoma participants
This study checks on the long-term health of adults with melanoma who took part in a previous treatment study. It aims to see how participants are doing over time after receiving the new therapy.
Los Angeles, CaliforniaAges 18 years+ - NCT05700201Recruiting
Study of heart health in adults with trauma symptoms
This study looks at how trauma-related symptoms (like PTSD symptoms) may affect heart health. You may be asked to do light activity—so your study team can see how your body responds.
Fort Lauderdale, FloridaAges 18 years+
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Common questions
- Are there clinical trials for health adults?
- Yes. Clin2 currently lists 342 recruiting health adults studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a health adults trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a health adults trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.