HEALTH ADULT SUBJECTS

This study is testing a new blood test that measures telomeres (parts of your DNA) to help doctors figure out if someone has lung cancer. Researchers will compare results from 1200 people—some with lung cancer and some without—to build a model that predicts cancer risk. The goal …

This study tests whether an 8-week injury prevention program can improve lower-body power, agility, and balance in female college athletes in Saudi Arabia. About 30 athletes aged 18-35 will do warm-ups, stretches, and strength exercises. Results before and after the program will …

This study looks at how a non-invasive brain stimulation technique called iTBS changes brain activity in healthy adults aged 18-60. Researchers will compare real stimulation to a sham (fake) version and measure stress levels and coping strategies. The goal is to understand how th…

This early-stage study is testing a new drug, GR2303, in 64 healthy adults to see if it is safe and how the body handles it. Participants are randomly assigned to receive either the drug or a placebo. The study does not aim to treat any disease, but to gather important safety and…

This study at Hashemite University compares 38 people with and without tennis elbow to understand how they feel pressure pain and how their body's built-in pain relief system works. Participants answer short questionnaires and have their pain threshold tested with a device that a…

This study looks at how changes in muscles and nerves might be linked to brain aging and diseases like ALS, Alzheimer's, and Parkinson's. Researchers will compare healthy older adults, those with early signs of frailty, and people with neurological disorders. The goal is to find …

This early-stage study is testing a new drug, JPH034, in 40 healthy adults aged 18 to 50. Participants receive either the drug or a placebo once (and some a second time with food) to check for side effects and measure how the drug moves through the body. The goal is to gather saf…

This study looks at how taking nicotinamide riboside (a form of vitamin B3) changes the way your body uses fat and carbs during light, steady cycling. Sixteen healthy adults will try different doses of the supplement or a placebo at different times. The goal is to see if the supp…