How adult sibling rivalries reach intense level

DETROIT – When the phrase “sibling rivalry” gets thrown around most people think about children battling for attention but adult sibling rivalry can be even more intense.

Sibling rivalry can continue long after childhood and the holidays can quickly ignite old tensions. Experts say conflict often develops when siblings suspect a parent is playing favorites whether the favoritism is real or perceived.

Watch the video above for the full report.

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