س: هل يمكن أن يؤدي التدليك القوي جدًا إلى إتلاف العضلات؟

ج:

It offers 3 levels of intensity and mode adjustments. It is recommended to start from the lowest level for the first time. Do not use it for more than 15 minutes at a time and no more than three times a day. Avoid overstimulation.