How does the relationship between siblings typically change from adolescence to adulthood?

Question

Quizplus · Accepted Answer

The relationship between siblings typically improves from adolescence to adulthood to the point where they are often best friends. As individuals mature and gain independence, they often develop a deeper appreciation and understanding of their siblings, leading to closer relationships. Siblings of the same gender or different genders can experience this improvement in their relationship.

How Does the Relationship Between Siblings Typically Change from Adolescence