Upaviṣṭa Koṇāsana without evidence, to be useful for "gynaecological problems", and safe in both menstruation and pregnancy provided no strain is applied. However, the founder of Ashtanga Vinyasa Yoga, K. Pattabhi Jois, states that it should not be performed in pregnancy, though agreeing on its benefit for the sciatic nerve. Upaviṣṭa Koṇāsana Upaviṣṭa Koṇāsana (Sanskrit उपविष्टकोणासन), also written Upavistha Konasana or "wide-angle seated forward bend" is an asana in hatha yoga, sitting upright with the legs as wide apart as possible, grasping the toes and leaning forward. The name of the pose is from the Sanskrit उपविष्ट (upavishta) meaning "open", कोण (kon)
Ashtanga vinyasa yoga the practice have been made since its conception. Nancy Gilgoff, an early student, describes many differences in the way she was taught ashtanga to the way it is taught now. According to her experiences, some of the differences include: Pattabhi Jois originally left out seven postures in the standing sequence, but later assigned Utthita Hasta Padangusthasana and Ardha Baddha Padmottanasana before the Intermediate Series was given; Utkatasana, Virabhadrasana A and B, Parivritta Trikonasana, and Parivritta Parsvakonasana were not in the series at this point; and Jois did not give her vinyasa between sides of the body poses or between variations