#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ How is it already Day 13 of the 100 Ab Challenge?! It's FLYINGGG by! I am going HARD on you guys today with Butterfly Sit Ups! I think my friend & today's guest Matt Santoro put it the best... "I'm ready to die". Lol. Subscribe to Matt's channel! https://www.youtube.com/user/MatthewSantoro Follow him on IG!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ If your reaction to seeing Caleb Marshall (aka The Fitness Marshall) in the thumbnail was "oh no, today is going to be HARD"... YOU WERE RIGHT!! Day 14 of the 100 Ab Challenge is all about hip twists! If you're getting tired, you can modify by resting on your knees, but whatever you do, DON'T STOP!!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ You guys, not only is today's guest a celeb trainer BUT he also has the craziest abs I have EVER SEEN! I put his IG handle below so you can see his abs for yourself! Follow Kenta on IG! https://www.instagram.com/kentaseki/ Today we are doing 100 star abs! And guess what? Once you finish these you will be HALFWAY DONE with the 100 Ab Challenge!!!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ Not only is today Day 16 of the 100 Ab Challenge, but it's also... MY BIRTHDAY! My big bday wish? For you ALL to do 100 eagle abs with me and my sister Jackelyn RIGHT NOW!! Follow Jackelyn on IG! https://www.instagram.com/jackelynho/ Workout starts at 1:58! Here is where I get all of my music!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ I am SO excited that my friend Livy is joining me for the 100 Ab Challenge because she is the most flexy person I have ever met, and I know we'll get in a great stretch afterwards!! We're definitely gonna need it after... 100 BOAT CRUNCHES!! Subscribe to Livy's channel! https://www.youtube.com/user/fiercelivy Follow her on IG!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ Today's 100 Ab Challenge is gonna be a TOUGH one, and you have my friend Jason Chen to thank for that! Jason actually chose to do 100 of one of the HARDEST moves of the challenge - side plank rotations - with us today and I think I might be more scared than he is!! Are your shoulders and obliques ready?! Subscribe to Jason's channel!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ DAY 19!!!!! I'm so happy to have my good friend Lindsey Stirling here for today's 100 Ab Challenge because this girl DOES NOT QUIT!! So you're right, Lindsey I am going to kill you (and you guys too!!!) with REVERSE CRUNCHES!! Ready to blast some lower belly fat?! Subscribe to Lindsey's channel!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ Today's 100 Ab Challenge comes with an extra dose of fitness girl power cause my friend Anna Victoria is here!! You guys ready to work your lower belly?? Well, you better be cuz we're about to do 100 single leg drops!! You can do them with your legs straight or bent at the knee. Subscribe to Anna Victoria's channel!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ It's only fitting that since Rebecca Louise is here, we do a move that works the ENTIRE CORE like crazy! If you aren't shaking after doing 100 sprinters... go back and do them again!! Do any of you feel how much stronger the 100 Ab Challenge is making you yet?? Subscribe to Rebecca's channel!

#100AbChallenge printable: https://www.blogilates.com/100abchallenge-begins-jan-1st-you-in/ l am SO excited my friend Remi is doing the 100 Ab Challenge with us today because 1. she's amazing and 2. she's NEVER done a butt up before!! Yep. We're doing butt ups. 100 of them. Get ready to work that core AND those shoulders! Subscribe to Remi's channel! https://www.youtube.com/user/MissRemiAshten Follow her on IG!