Treatment should be avoided during the acute phase of any illness, including the following: infections accompanied by fever, acute active tuberculosis, cardiac insufficiency, COPD in the third stage, bleeding, spitting of blood, alcohol or drug intoxication, unstable or uncontrolled hypertension, and acute stages of respiratory diseases. Individuals with heart problems and pregnant women should consult a physician before undergoing any of the following treatments: Infrared Sauna, Pink Salt Floatation, and Therapeutic Bath Soak.