How Kim Kardashian has changed throughout every season of 'Keeping Up With the Kardashians'

Kim Kardashian has changed a lot since the first season of "Keeping Up With the Kardashians."E!

• "Keeping Up With the Kardashians" has been airing on E! for 13 years, and a lot has happened to Kim Kardashian in that time.
• Back in 2007, Kim was a 27-year-old getting her career off the ground, now she's a 40-year-old mother of four.
• Since season one, many of the major moments in Kim's life have been documented on the series.
• The show recently started its 19th season and will be ending in 2021.

When "Keeping Up With the Kardashians" premiered in 2007, Kim Kardashian was at a very different place in her life.

Over the course of the series, we saw her hit so many different milestones, both professionally and personally. And almost every big moment in her life was documented, from her jaw-dropping photoshoots to the births of her children.

Read on to see how Kim Kardashian has changed throughout every season of "Keeping Up With the Kardashians."