If you are in your first trimester of pregnancy

If you have numbness or less feeling over a painful area

If you have pre-existing lymphoedema.

T.E.N.S. may affect lymphatic circulation, causing further fluid retention. Issues of skin integrity should also be considered

If you have a pacemaker

If you have a cardiac condition

If you currently have Cancer or if you have previously had cancer

If you have recently experienced unexplained noticeable weight loss

If you have undiagnosed pain

If you have epilepsy

If you have had a stroke (Cerebrovascular Accident – CVA) or mini-stroke (Transient Ischemic Attack – TIA)

If you are driving or operating potentially dangerous machinery

If you are in the shower