Wondering if it’s OK to take Indoor cycling class during pregnancy?? If its been part of your fitness routine and your OBG gives you the OK there is no reason you cannot continue participating (with modifications) through your pregnancy. For me it was the perfect low impact cardio workout, I had to give up running early on because my bladder just couldn’t handle it, however I was able to keep cycling until 34 weeks. Here are some tips from my experience.