Never use at the same time as the following kinds of medical devices:
Implanted medical devices, such as pacemaker.
Medical electrical equipment used to sustain life, such as heart-lung machines.
Wearable medical devices, such as EKGs.
Do not approach the areas of individuals who have medical device implants (such as cardiac pacemaker) with the main unit attached to your body (Keep a distance of at least 22cm)
The following persons should not use this product:
Persons with heart disease
Women who are pregnant or have just given birth
The following persons should consult a physician before using:
Persons prone to allergies
Persons with sensory abnormalities or problems with their skin (infection, inflamed skin or scratches)
Persons with blockages of blood flow
Persons taking medications
Persons with malignant tumours
Persons with any symptoms of cranial nerve abnormality (epilepsy etc.)
Persons with an impairment in perception due to a significant peripheral circulatory disorder, such as from diabetes
Persons with a fever (38 degrees celsius or above)
Persons who need rest
Persons with an acute condition, such as spine fracture, sprain, pulled muscle etc.
Persons with a bone disorder, such as osteoporosis
Persons with abnormal blood pressure
Persons whose skin is irritated by gel sheets
Persons experiencing any specific physical abnormalities
Persons receiving treatment from a medical institution