India, April 22 -- Imagine being the only one in the house when the holiday season rolls around, no sibling to share the joy (or chaos) with, just you and the presents. Sounds kind of nice, right? But as per a new study, growing up without any brothers or sisters might have a bigger impact on you than you think.

A recent study by researchers at Tianjin Medical University General Hospital and other institutes in China, published in Nature Human Behaviour, aimed to explore how being an only child affects brain development and behaviour in adulthood. The study found specific patterns in brain activity and behaviour that are common among adults who grew up without siblings.

"With the rise of only-child families globally, it's essential to u...