Yoga has been helpful in making a person healthier. And practicing yoga decreases a person's stress level. And definitely stress is a major obstruction when it comes to getting pregnant. Yoga will help your body get relaxed and healthy so there is no harm in giving it a try.

I am not sure of Yoga having such an affect of getting one pregnant. But yoga helps calm down you mentally and relaxing your body which can inturn be a big factor in getting you pregnant.

I have been practicing yoga since last few years and it has help be stay healthy and now also while I am pregnant I practice yoga which helps me relax. I am not sure what benefits it can have in getting you pregnant but still from my knowledge stress is one of the major causes of infertility and yoga helps in relieving stress.