While fans wonder whether Teen Mom is real or fake, it's definitely true that parenthood is tough and tiring no matter what age someone is when they have their first child. When fans first met Catelynn Lowell, she was 16 years old and showing what it was like to give birth to her first baby girl, Carly, and she also shared the heartwrenching decision to give her up for adoption. Fans quickly became interested in Catelynn's relationship with Tyler Baltierra, as the two have been together since they were very young.

Catelynn and Tyler's long relationship has been full of high and low points, and now that the couple has welcomed their fourth child, let's take a look at Catelynn's journey to baby number four.

A Fourth Daughter

Catelynn and Tyler have a sweet love story and they have been dating since they were in junior high school. It has been beautiful watching them grow their family.

Catelynn gave birth to her fourth daughter and Tyler and Catelynn named the baby girl Rya Rose.

According to People.com, Catelynn told Celebuzz, "We are proud to announce our fourth and final little princess Rya Rose Baltierra! Mom, baby, and dad are doing well, and Rya is adored by all that meet her. We are blessed beyond belief."

Catelynn and Tyler are also parents to two-year-old Vaeda and six-year-old Novalee, and fans watched them struggle with the choice to give their first daughter Carly up for adoption.

Page Six watched a sneak peek of Teen Mom OG and reported that Catelynn shared how she and Tyler were interested in having a baby boy. Catelynn explained, “We really want to have a boy. We even looked at gender selection. Getting pregnant hasn’t been easy. I had a miscarriage a few years ago followed by a bunch of false positives and then another miscarriage. And even through all of the heartbreak, we kept trying.”

According to People, Catelynn shared that she was pregnant in February 2021 and she said, "This rainbow was worth the storm. Baby Baltierra coming soon."

RELATED: What Is 'Teen Mom' Ex Ryan Doing Since Getting Fired From MTV?

A Tough Time

Catelynn had two miscarriages which is so heartbreaking to hear about. According to Us Weekly, Catelynn talked about her second miscarriage and said, “I can tell the mental health work I’ve done has worked, but that being said, it still sucks, and you still have a moment of being mad at your body. It’s super hard and it’s a traumatic experience."

In an episode of Teen Mom that aired in April 2021, Catelynn talked to Tyler about this miscarriage. Her first miscarriage was in 2017, according to E! News.

Catelynn said, "I think the only thing that’s different this time around is, obviously, my mental health is in a better state because it’s not, like, overcoming me."

According to Hollywood Life, Catelynn shared that it was very difficult to lose these two pregnancies as it reminded her of the painful time when she and Tyler said goodbye to Carly and decided that adoption was the right thing.

RELATED: Fans Think ‘Teen Mom OG’ Is About To Be Canceled, Here's Why

Baby Carly

It's hard enough to make the decision to give a child up for adoption and it must be so overwhelming to find a family who feels like the right fit. Luckily for Catelynn and Tyler, they found Theresa and Brandon and as fans of Teen Mom have seen, they are wonderful parents to Carly.

There has been tension over the years as Theresa and Brandon haven't been super comfortable with filming, so viewers haven't seen them very often.

Catelynn and Tyler were interviewed with Theresa and Brandon on Teen Mom OG and according to E! News, Tyler and Brandon both thanked each other. It looked like the parents got along well and really appreciated the journey that they had been on together.

Tyler said, "Thank you for letting us be involved and just see her and just being amazing parents for her," Tyler shared. "We couldn't have really asked for anything more, honestly." Brandon said, That's very kind. The first thing that comes to our mind, as always, is thankfulness and gratefulness for y'all. And I mean, we wouldn't be here if it wasn't for that."

RELATED: Here's What 'Teen Mom OG' Amber Portwood Has Been Up To Since Almost Getting Fired

Catelynn and Tyler have been through quite the journey and fans have been able to watch many big moments on 16 and Pregnant and Teen Mom. While they have experienced a lot of hard times and tragedy, fans are thrilled that they have welcomed a new addition and it's so sweet to see how they have created a family over the years.

NEXT: Why Maci Bookout McKinney And Mackenzie Edwards Are Still Fighting On ‘Teen Mom OG’