Are you destined to fulfill your birth order role?

Birth order seems to affect behavior, personality and even your health. Does this mean you're pre-destined for things from birth?
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Wendy is a regular contributor for familyshare.com and does media reviews. Blog/website: https://survivorshopeandhealing.wordpress.com/ for victims of sexual abuse. Twitter: @WendyJessen Email: wendyjessen26@gmail