The Hot Yoga activity is a great hen party activity for someone seeking a wellness theme for the group. Hot Yoga is a series of posture sequences. It is conducted in a room heated to 40 degree Celsius. There are many postures which systematically work every part of the body, to give all the internal organs, all the veins, all the ligaments, all the tendons and all the muscles everything they need to maintain optimum health and maximum function.