The blog post includes mentions of childhood trauma. Please read with caution if any of this triggers or upsets you.
No two sibling relationships are the same. Some may not see theirs very often, while others see them all the time and share the same room. Some only have one, while others have enough to count on both hands. There are some who may hate a sibling, while others see a sibling as their best friend (and honestly, a lot of us feel both of these feelings towards one at the same time!).