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 classes in similar style, offering posture variations, and teaching Ashtanga in a much less linear style, with a greater emphasis on alignment and breathing. Sharath's "new generation" of young students have adopted Sharath's new rules, and teach in a linear style without variations. According to the Sharath generation, variations are not allowed, and practice must be in a strict Mysore environment under the guidance of a Sharath-approved teacher. How-to videos & workshops, detailed alignment instructions, and strength-building exercises are not part of the method, neither for the practitioner or the teacher. These types of instruction are not approved by Sharath,