• Pregnancy and breastfeeding
• Diabetes
• Numbness or sensitive to heat
• Epilepsy
• Cancer
• Broken skin, open wounds
• Heart disease, pacemaker
or internal defibrillator
• Severe peripheral vascular disease
• Uncontrolled high blood pressure
• Certain medications including
blood thinners and steroids
• Thrombosis or thrombophlebitis
• Thyroid disease and
hormonal disorders
• Immunodeficiency
disease such as Lupus
• Undergoing chemotherapy
or immune therapy
• Keloid Scarring
• Liver or Kidney Disease
• Rosacea
• Active skin infections in the area
• Severe skin conditions including
eczema, psoriasis, dermatitis
• Sensitivity or allergy to electrode