Clinical trials
Couples clinical trials
Below are recruiting couples clinical trials, each written for real people, not researchers. We’re tracking 89 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT05197972Recruiting
Hypnosis and heart-breathing training to reduce cancer surgery anxiety
This study tests whether guided “heart-breathing” and hypnosis (through an app) can lower anxiety before cancer surgery. It may help you feel calmer in the days leading up to the operation.
Montpellier, HéraultAges 18 years+ - NCT07209683Recruiting
Near-infrared light therapy for brain function in adults
This study tests whether shining a special near-infrared light on the head can improve how well your brain works and how clearly you think. It is for healthy younger and older adults who want to help find new ways to support brain health.
Oklahoma City, OklahomaAges 21–85 - NCT07203417Recruiting
Online program for couples with different sex drives
This study tests an online education program for couples who feel they have different levels of sexual desire, and it causes at least one partner distress. The goal is to see if the program helps improve relationship satisfaction.
Vancouver, British ColumbiaAges 19 years+ - NCT06952777Recruiting
Testing sensors to monitor babies in the womb
This study tests new sensors to check on a baby's wellbeing during the third trimester of pregnancy, as an alternative to standard monitors. You would wear a sensor on your belly to track your baby's heartbeat and movements without wires or needles.
ManchesterAges 16–50 - NCT07142512Recruiting
Can talking with your partner help you walk more with diabetes?
This study looks at whether helping couples communicate better can help people with type 2 diabetes walk more. You and your partner will be asked to have a conversation that is video recorded, and you will get a step goal to work toward.
Montreal, QuebecAges 45 years+ - NCT06956287Recruiting
New sperm-wash device for infertility couples
This trial tests a new device that cleans sperm before it's used in intrauterine insemination (IUI), a common fertility treatment. It aims to see if this device improves sperm quality and pregnancy chances for couples struggling with infertility.
Taichung, Taichung CityAges 25–50 - NCT07100223Enrolling by invitation
Parenting and birth preparation class for couples
This study offers couples a class on parenting and getting ready for birth. It may help you feel more prepared and connected during your first pregnancy.
Kayseri, Kocasi̇nanAges 18–35 - NCT07096271Recruiting
Relationship education for military couples
This study tests a relationship education program designed for military couples. It aims to help couples strengthen their bond and improve communication through a retreat.
Bethesda, MarylandAges 18 years+ - NCT05650905Recruiting
Eye and blood-vessel function study after COVID-19
This study measures how well the nerves in your retina and the tiny blood vessels in your eye “couple” (work together) after COVID-19. It may help researchers understand eye-related effects of COVID-19 and long COVID, and how these processes change over time.
Vienna, State of ViennaAges 18 years+ - NCT07071259Recruiting
Brain activity and structure study in healthy adults
This study looks at how your brain's electrical activity relates to its structure using safe, non-invasive techniques (TMS, EEG, and MRI). It's a chance to learn more about how the healthy brain works, and you'll be asked to have brain scans and a mild stimulation session.
MarseilleAges 18–35 - NCT07073781Recruiting
Probiotics for Brain & Blood Sugar in Overweight Young Adults
This study tests whether taking a probiotic (a 'good bacteria' supplement) can help brain function (thinking, memory) and improve blood sugar control in overweight adults who have higher-than-normal blood sugar. If you're between 18-40, overweight, and don't have diabetes, you may be able to join.
Leeds, Greater ManchesterAges 18–40 - NCT03870230Recruiting
Study of eye blood-flow signals in glaucoma and healthy eyes
This study compares eye blood-flow/brain-eye communication signals in people with glaucoma (or high eye pressure) versus people with normal eye tests. It may help researchers understand how glaucoma develops and progresses.
ViennaAges 18 years+ - NCT03401879Recruiting
Study eye blood-flow changes in multiple sclerosis
This study measures how blood flow in the eye changes in people with relapsing-remitting multiple sclerosis (RRMS) who previously had optic neuritis. The goal is to understand eye/brain blood-flow signals and how they may relate to MS.
Vienna, AustriaAges 18 years+ - NCT07052344Recruiting
Brain-gut connection study in spinal cord injury
This study looks at how the brain and gut communicate in people with spinal cord injury (SCI) and healthy controls. It uses non-invasive methods to understand these signals, which might help improve bowel and overall health.
Miami, FloridaAges 18–70 - NCT06943365Recruiting
Role of Anti-TREK-1 Antibodies in Sudden Cardiac Arrest Without Blockage
This study looks for a specific type of antibody (called anti-TREK-1) in the blood of people who have had a sudden cardiac arrest without a clear cause. It aims to understand if these antibodies play a role in the condition, which might help with future diagnosis or treatment.
Vancouver, British ColumbiaAges 18 years+ - NCT06929975Enrolling by invitation
Podcast training to reduce birth fear in couples
This study tests whether listening to podcasts about birth can help reduce fear in expecting couples. It is for first-time mothers and their partners who are in the second trimester of pregnancy.
AğrıAges 19–35 - NCT06911671Recruiting
VR and brain stimulation for arm recovery after stroke
This study tests a combination of virtual reality therapy and brain stimulation to help people recover arm movement after a stroke. It uses a special interface controlled by muscle signals and applies stimulation to the cerebellum to improve motor control.
Roma, RomeAges 18–80 - NCT06907654Recruiting
Couples study for depression and relationship wellbeing
This study looks at how partners can support each other while coping with depression. Couples will use a mental health app for a short time to see if it helps improve mood and relationships.
Madison, WisconsinAges 18 years+ - NCT06895603Recruiting
New cuff to measure blood flow during heart procedures
This trial tests a new upper-arm cuff that may measure your heart's blood flow without needing an extra tube in your heart. If you already need a special heart catheter and a wrist arterial line, this study will see if the cuff works just as well.
Charlottesville, VirginiaAges 18 years+ - NCT06895590Recruiting
Testing a new water-based blood pressure cuff
This trial tests a new, very accurate blood pressure cuff that uses water to get a better reading. It is for adults who already need a standard blood pressure cuff and an arterial line as part of their hospital care.
Boston, MassachusettsAges 18 years+ - NCT06887140Recruiting
Heart-lung function test in sepsis patients
This study uses an ultrasound of the heart (echocardiogram) to check how well the right side of your heart is working with your lungs during sepsis. The goal is to see if this measurement can help doctors predict how patients will recover.
Ho Chi Minh CityAges 18 years+ - NCT06865872Recruiting
Alcohol and couple communication study
This study looks at how alcohol affects communication between partners in a relationship. You'll be asked to drink a small amount of alcohol and then discuss topics with your partner in a lab setting.
Aurora, ColoradoAges 21–65 - NCT06783283Recruiting
Brain stimulation to improve memory in mild cognitive impairment
This trial tests whether a gentle electrical brain stimulation technique called tACS can improve working memory in people with mild cognitive impairment (MCI). If you have MCI due to early Alzheimer's, this study may help find new ways to boost memory.
Toronto, OntarioAges 60 years+ - NCT05865314Recruiting
Nutrition plus early therapy for adults in long ICU stays
This trial studies whether a planned nutrition plan, along with early physiotherapy (physical therapy), can improve outcomes for adults who expect to stay in the ICU for at least 7 days. It includes people who need feeding through a tube and/or special IV nutrition while on a breathing machine.
Geneva, Canton of GenevaAges 18 years+
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Common questions
- Are there clinical trials for couples?
- Yes. Clin2 currently lists 89 recruiting couples 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 couples 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 couples 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.