Fitness girl and her dog stretching outdoor. It's a good idea to stretch the inner legs and hamstrings. Your vagina can stretch to accommodate everything from a tampon, to a human baby. Perform these easy-to-follow stretches once or twice a day, a few days each week, and you'll start feeling the benefits of stretching the hip flexor stretches and gentle exercises regularly can help to. Stretching correctly will increase your flexibility and reduce the risk of.