Ask The Pros: Doctor Deanna Brasile explains the mystery around IVF, how it works, and who it's for

PHILADELPHIA (WPVI) -- Deciding to have a baby is one of the most exciting chapters in a person or couple's life.

But for the one in six couples who have an infertility diagnosis, building a family can be an intimidating and overwhelming process.

One of the most common forms of assisted reproductive technologies is in vitro fertilization, known as IVF.

And since it was introduced more than 40 years ago, advancements have helped improve success rates.

But while it's become a more mainstream topic, there remains a shroud of mystery around IVF, how it works, and who it's for.

Doctor Deanna Brasile, a reproductive endocrinologist and infertility specialist at Main Line Fertility, explains.