15Health and safety warnings• A comfortable virtual reality experience requires an unimpairedsense of motion and balance. Do not use the Gear VR whenyou are tired, need sleep, are under the influence of alcoholor drugs, are hung-over, have digestive problems, are underemotional stress or anxiety, or when suffering from cold, flu,headaches, migraines, or earaches, as this can increase yoursusceptibility to adverse symptoms.• We recommend seeing a doctor before using the Gear VR ifyou are pregnant, elderly, have pre-existing binocular visionabnormalities or psychiatric disorders, or suffer from a heartcondition or other serious medical condition.• People who are prone to motion sickness in the real world alsohave a heightened risk of experiencing discomfort while usingthe Gear VR. Such individuals should take extra care to read andfollow these warnings carefully.• Do not use the Gear VR if you have symptoms of squint,amblyopia, or anisometropia. Using the Gear VR may aggravatethese symptoms.