The Mask is not recommended for those who are under the age of 22, are subject to seizures or photosensitivity, have skin cancer, or have a known allergy to silicone or plastics. Do not use the Mask if you are pregnant, planning to become pregnant, or breastfeeding. It has not been tested on pregnant or breast-feeding women, and therefore the risk to the fetus, neonate, or pregnant women is unknown. Do not use the Mask if you have Fitzpatrick Skin Type V or VI.Please review the Contraindications and Warnings section of the Instruction Manual for more information. If you have any medical concerns, medical illness, medical conditions such as epilepsy, or recent surgery on the face, please consult your physician before using this Mask.