This "shared life" often creates a level of empathy that is rarely seen in other sibling pairs. They often develop their own shorthand or non-verbal ways of communicating, leading to the common myth of "twin telepathy." Psychological Perspectives on "Twinship"

From a biological standpoint, twins share a space before they are even born. For fraternal (dizygotic) twins, this means growing up alongside a sibling of the opposite sex who is exactly the same age. This synchronization leads to shared milestones: Learning to walk and speak at the same time. Navigating the same social circles at school. Experiencing puberty and emotional shifts simultaneously.

💡 Success in adult twin relationships usually comes down to individuation —the process of becoming a distinct self while still valuing the unique connection of being a twin.