Carbon dioxide. Carbon dioxide (chemical formula CO2) is a colorless gas with a density about 60% higher than that of air (1.225 g/L) that is odorless at normally encountered concentrations. Carbon dioxide consists of a carbon atom covalently double bonded to two oxygen atoms.
You should only do ballet in pregnancy if you are used to it. Ballet stretches can place a lot of pressure on your joints, especially your pelvic joints, and standing on one leg can cause pain in your pelvis.
How to approach your Hot Yoga practice while pregnant: 1. Not for beginners. Have an established regular practice prior to pregnancy, so your body is already acclimated to the hot room and the postures. Hot Yoga, along with all other forms of intense exercise, is not recommended to initiate during a pregnancy. 2. Keep the mind quiet and listen to your body. Your body is a vessel of wisdom. For some, the hot room might not feel good and for others, like myself, it felt fantastic.