A step-family, also known as a blended family, is formed when one or both partners in a relationship have children from previous relationships. In this family structure, the new couple may marry or cohabit, bringing together their children to live as a single family unit. This can include step-siblings, who are the children of one partner that are not biologically related to the other partner. Step-families can face unique challenges, such as adjusting to new family dynamics and building relationships among step-siblings. Communication and understanding are essential for creating a supportive environment. Many step-families also seek guidance from resources like family counseling to help navigate these changes effectively.