updated 08/22/2011 AT 12:35 PM ET
•originally published 08/27/2011 AT 1:00 PM ET
“Jogging puppystyle!” she wrote on Twitter.
In the accompanying photo, Carey is pictured in workout gear with her Jack Russell terriers – Cha Cha, Jackie Lambchops, Jill E. Beans, Squeak E. Beans and JJ – and a few of their leashes wrapped around her legs. It’s no wonder she’s getting a workout – with two infants and five pups at home, she’s got a lot to keep up with!
[RELATED_TEXT “Can’t get enough pet news? See more on PEOPLE Pets