Viacen if you are concerned about your performance in the class. It's Yoga Practice and not Yoga Perfect so see if you can let go of striving and competition in class. Let the teacher know privately that you are new to yoga. Teachers often go around the room adjusting and assisting the students so no need to feel self-conscious if the teacher adjust your posture. They often do this so you can receive more benefits from the pose or to Vital alpha testo avoid injury.