Bone Marrow & Cancer Foundation welcomes you to CancerBuddy, the buddy system app for: • Patients – Bond with people as you navigate treatment together. • Survivors - Get support people for life changes and mentor others in treatment. • Caregivers - Find practical assistance and emotional support to rise to daily challenges. CancerBuddy is a social support network by the Bone Marrow & Cancer Foundation, a national nonprofit organization dedicated to supporting cancer patients and their families since 1992.