HEALTHY SUBJECT

This study is testing a new lab test that measures certain immune cells in blood and urine to see if it can help detect kidney cancer early and monitor how it responds to treatment. Researchers are comparing results from healthy people, people with localized cancer, and people wi…

This study is testing a program called 'Tu Salud ¡Si Cuenta!' (Your Health Matters!) to help Latino families in Houston become more active and eat healthier foods. Community health workers visit families at home to teach skills like goal-setting and provide support. The goal is t…

This study is testing whether adding a walking program to standard quit-smoking support helps African American adults stop smoking more effectively. Researchers are comparing three groups: one that starts walking before their quit date, one that starts walking on their quit date,…

This study aims to compare how accurately three different food questionnaires estimate people's intake of nutrients from fruits and vegetables. Researchers will have 100 healthy adults complete the questionnaires and compare the results to their actual diet records and blood meas…

This study aims to learn if taking extra MRI scans and blood tests during radiation treatment can help doctors predict how a head and neck tumor will change. Researchers will track tumor size and look for biomarkers in the blood of about 80 cancer patients and 20 healthy voluntee…