What really are TENS Unit?

TENS Unit stands for Transcutaneous Electrical Nerve Stimulation Unit, which is an artificial method of blocking pain signals so they cannot reach the brain. Technically speaking, human body has its own pain relieving mechanism through which a chemical is released from the nerves and is sent to the brain and that prevents the brain to feel the pain. In initial stage of pain, this Unit simply activates this natural phenomenon. However, in later stages it stimulates the process by sending electrical pulses to the body. This process blocks the pain signals from reaching the brain thus working as a pain reliever.

TENS Unit should be used under proper medical prescription. As it is a device, which artificially introduces some current into the body, so an experienced medical practitioner can guide the patient in a better way. Medically, other painkillers are also available but they can relieve the pain when the patient is at the initial stage and can be cured using regular pain killing tablets like Aspirin. However, when the pain gets more severe, the doctors prescribe this unit to get instant relief from the pain. As the results show over past few years, it has proved itself as an effective pain reliever.

Component of a TENS Unit

Structure of TENS Unit includes electrodes that can be fixed to the body. As they are sticky, they easily get attached to the skin. This unit also has a start and stop switch which can be used to control the functions of this unit. In complex units, a regulator can be used to regulate the power of electrical signals, which transmitted to the body. These electric signals can be, in some case, harmful to the body if not given in proper ratio. Therefore, utmost care should be taken while using this machine.

Areas on which this TENS Unit can be effective are, Neck Pain, Back Pain, Muscular Pain or Arthritis. As it prevents the signals of pain from reaching to the brain, a patient gets very relaxed when he uses this machine. This machine comes in various ranges and sizes depending on the need and severity of the patient. It can also be hired on rental basis. It is because this machine sometimes may cost for several thousands of dollars. Very few people can afford that kind of amount so they prefer hiring this machine. By hiring this machine, they can use it at very reasonable rates.

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