Feel like you *always* have to look after everyone around you and never get to focus on your own needs? You could be experiencing Eldest Daughter Syndrome. Or maybe you’re a chronic people pleaser and ...

Despite our four-year age gap, my younger brother and I are besties. And while some of my fellow firstborn friends find it odd, my brother and I openly talk about our dating lives. We tap each other ...

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. When it comes to dating, it's common to have a type. You might only date other runners or always fall ...

From personality and IQ to success in work and relationships, birth-order theorists believe your family position influences more aspects of life than you’d like to admit. Birth-order theory is its own ...

Tinder’s algorithm plays a part in countless couplings in the present. But now there may be another way to choose a partner. It’s called birth order theory, which suggests that being the oldest, ...