NYC: Get fit with your baby

Shape-Up with Baby
Work-out with your baby (ages 6 weeks - 9 months) class. 
9 classes = $252
92nd Street Y, 1395 Lexington Ave btwn 91 & 92nd Sts

Exercise with your stroller (& baby 6 weeks and up). Outdoors.
Registration fee: $45; classes from $85 for four-pack.
See website for locations.

Yogi Beans
Yoga meditation with your baby (6 weeks to crawling).
Classes from $35.
Locations: 980 Madison Ave, 420 Park Ave South, 201 Mulberry St.

Baby Body Boot Camp
Martial arts, plyometrics, ballet, boot camp moves (newborns-3 years)
Outdoors during Spring. 6 classes $150, 12 classes $275.
Locations: 291 Broadway at Reade St.

For more information go to:
Source material: TIME OUT KIDS