Erica Ziel

Erica Ziel

Erica Ziel is the creator of Knocked-Up Fitness Prenatal and After Baby DVD’s and Digital Programs, author of the newly released book “The Knocked-Up Fitness Guide to Pregnancy”, has been featured in, and contributed to many publications including; The New York Times, Fit Pregnancy, Pregnancy Newborn Magazine, and Oxygen Magazine.

As one of Southern California's most sought-after fitness-infused Pilates personal trainers, the mom of three has dedicated her career to helping her clients generate quicker, better results-- pregnant or not! Ziel is the founder of Core Athletica Inc., and creator of the Knocked-Up Fitness brand. She has over ten years experience as a STOTT Pilates trained professional and personal trainer, her Functional Pilates-Infused Method is proven to help even her busiest clients fit in an effective workout. With her vast experience in pre and post-natal fitness, Ziel developed the Knocked-Up Fitness Prenatal and After Baby programs and

Ziel is passionate about what exercise can do for your body during pregnancy, and research is confirming what she sees every day with her pregnant clients – exercise is great for your mind body and baby. Her exercises are designed to help women feel more confident, comfortable, strong and healthy during pregnancy and beyond, specifically targeting the deep core muscles – which can contribute to a more successful delivery and recovery. She has created many exercises that are very specific to targeting the deep core muscles while strengthening much of the entire body within the same exercise. Even just 10 minutes a day can provide amazing results for pregnant and postpartum moms, this is why her programs contain shorter workouts with very effective exercises.

She hold’s a Bachelors degree in Kinesiology and Health from Iowa State University, where she spent her youth playing sports and helping out on the family farm. Ziel lives in Southern California, where she enjoys spending time with her husband and three kids. She continues to train her clients-- from pregnant, to those after baby and beyond!

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Erica Ziel
  • Erica Ziel: Core Warmup

    Start sculpting your entire body with these pilates-infused exercises that will get you started to feel your muscles again. Whether you’ve recently had a baby or it’s been many years and you're ready to get moving again, this workout is for you!

  • Erica Ziel: Understanding your Core

    A crash course in core; you’ll learn about the key muscles
    needed for labor and delivery, the importance of keeping muscles strong throughout pregnancy, the basics for getting back into shape after delivery, and at-home exercises to keep your core muscles strong.

  • Erica Ziel: Core - Level 1

    No crunches here! Start sculpting your center with these exercises designed to be the first step in getting your core strength back. This workout is especially good if you have any abdominal separation or crunches just aren’t for you.

  • Erica Ziel: Core - Level 2

    These exercises build upon the foundation from “Core Level 1” workout. Once your abs are strong enough and ready for more these exercises will do just that! Targeting your deep core with Pilates-infused Fitness exercises. Move on to Core - Level 3 when you're ready!

  • Erica Ziel: Core - Level 3

    Sculpt your abs with these advanced Pilates-infused exercises! Be sure you’ve mastered level 1 and 2 before moving on to this challenging level 3 ab workout.

  • Erica Ziel: Retraining Your Core With Kegels

    A crash course all about how to do kegels, why it’s
    important and some exercises to get you started.

  • Erica Ziel: Core Cardio

    Challenge your core and increase your heart rate with this full-body pregnancy workout.

  • Erica Ziel: Intense Cardio Intervals

    Once you’re ready to move on from the “Cardio Intervals”
    workout— be ready to sweat with this short, but intense intervals workouts!

  • Erica Ziel: Total Body Pilates

    Create a sculpted shape and better posture with these muscle-firming mat exercises.

  • Erica Ziel: Functional Pilates 1

    Start sculpting your entire body with these pilates-infused exercises that will get you started to feel your muscles again. Whether you’ve recently had a baby or it’s been many years and you're ready to get moving again, this workout is for you!

  • Erica Ziel: Functional Pilates 2

    This functional Pilates workout will take you to the next level, including some more advanced mat work exercises. Targeting your deep core and sculpting those long lean muscles.

  • Erica Ziel: Pilates - Legs

    Target and tone your hips, thighs and booty with these standing leg exercises - great during pregnancy.

  • Erica Ziel: Pilates - Arms

    Sculpt and tone your arm muscles with these pilates-infused exercises using a resistance band.

  • Erica Ziel: Pilates - Yoga

    Increase your energy and strength with a fusion of full-body pilates and yoga exercises while pregnant.

  • Erica Ziel: Fitcamp

    Wake up your muscles with total body boot-camp style exercises modified for pregnancy.

  • Erica Ziel: Toning with Squats

    This workout will hit every muscle in your legs! Incorporating a variety of squats and lunges you are sure to feel these exercises later.

  • Erica Ziel: Plyo Butt Sculpting

    Sculpt and feel the burn in your legs while getting your heart rate up with these booty sculpting exercises. Modifications are given if you're not ready for the advanced plyometric exercises. Challenge your legs not only for strength but endurance with this 20 minutes “Plyo Butt Sculpting” workout!