Add Yahoo as a preferred source to see more of our stories on Google. Sibling birth order can affect your health and well-being in different ways. (Getty Images) (Westend61 via Getty Images) While ...

When you think about your childhood, how much do relationships with your siblings come to mind? Or, what if you had no siblings, and could therefore claim the status (and the throne?) as the only ...

When you think about your childhood, how much do relationships with your siblings come to mind? Or, what if you had no siblings, and could therefore claim the status (and the throne?) as the only ...

Ever looked at your kids and thought, “How did they all come from the same womb?” Turns out, birth order might have something to do with it. Psychologists have long studied how your place in the ...

According to science, birth order personalities are not a thing. As the eldest child, I disagree. Here's why (plus the science behind the studies). I called my mother to set the record straight. Have ...

The birth order theory states that your place in your family can determine certain aspects of your personality, the way you interact with others, and even type of career that appeals to you. Help us ...

There are few mental health terms thrown around more than the word “narcissist.” People use it to describe a difficult boss, hurl the insult at a parent after a fight, or use it as an explanation for ...