| Vitamin D and Omega-3 Trial (VITAL) |
vitamin D3, omega-3 fatty acids (fish oil), Vitamin D3 placebo, Fish oil placebo |
Active, not recruiting |
| Walnuts and Colon Health |
Walnuts |
Recruiting |
| Web-Based Physical Activity Intervention in Improving Long Term Health in Children and Adolescents With Cancer |
Educational Intervention, Internet-Based Intervention, Laboratory Biomarker Analysis, Medical Device Usage and Evaluation, Quality-of-Life Assessment, Questionnaire Administration |
Active, not recruiting |
| Wellness App for Sleep Disturbance in Hematological Cancer Patients |
Wellness app intervention #1, Wellness app intervention #2 |
Recruiting |
| Whole-Brain Radiation Therapy With or Without Hippocampal Avoidance in Limited Stage or Extensive Stage Small Cell Lung Cancer |
Intensity-Modulated Radiation Therapy, Three-Dimensional Conformal Radiation Therapy |
Active, not recruiting |
| Women Informed to Screen Depending on Measures of Risk (Wisdom Study) |
Complete a health questionnaire, Provide a saliva sample for genetic testing, Screening advice based on a basic risk assessment, Screening advice based on a comprehensive risk assessment |
Recruiting |