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12-month warranty
Same day dispatch
Professionally endorsed

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TENS Unit for Leg Pain: How It Works, How to Use, and the Precautions

A person holding his leg with both hands due to pain

Dealing with leg discomfort can affect the quality of life. Fortunately, there is a Transcutaneous Electrical Nerve Stimulation or TENS unit for leg pain. It is a battery-operated device that uses electrical current. Accordingly, it works by blocking pain signals and triggering endorphin production. People can use it by placing the electrode pads in the treatment area and adjusting the settings. Nevertheless, it is crucial to know the precautions, such as consulting a medical practitioner and avoiding sensitive areas.

Acute pain or chronic pain conditions in the leg can stem from a variety of causes. This includes sore muscles or painful conditions like musculoskeletal painarthritic pain, and osteoarthritis pain. Traditional treatments often involve medication or physical therapy. However, many people are turning to safer treatments like TENS units for pain control. This article will present how TENS work for leg ailments, including how to use it and the precautions.

How Does a TENS Unit for Leg Pain Work?

The TENS unit for leg pain is an electronic device that delivers electrical pulses to the body through adhesive electrodes placed on the skin. Accordingly, this electrical stimulation functions in various mechanisms. One way is by stimulating the release of endorphins, which are the natural painkillers of the body. It can alleviate the discomfort and enhance the quality of life.

Moreover, TENS therapy operates on the pain gate mechanism. According to this theory, non-painful sensory nerves can regulate and control the transmission of pain signals to the brain. When the electric currents from the unit stream, they stimulate the nerves, which then close the pain gate in the spinal cord. This action essentially obstructs pain signals from reaching the brain, thus providing a reduction of pain.

Another significant aspect of TENS is its impact on blood circulation. The electrical pulses can dilate blood vessels, leading to better blood flow in the treatment region. Hence, this can promote the delivery of oxygen and nutrients to the body tissues. Thus, it fosters the healing process and reduces inflammation and discomfort in the legs.

Benefits of TENS Therapy

  • Non-invasive: it eliminates the need for invasive procedures like surgeries and incisions.
  • Drug-free: the method of pain relief is particularly appealing to people who seek to avoid the potential side effects and dependencies associated with prescription medications.
  • Portable: the compact and lightweight nature of the electrical device enables users to carry and use it conveniently. Also, some TENS have rechargeable batteries to eliminate the need for disposable batteries.
  • Customisable: users can adjust the pulse frequencystimulation intensity, and duration.
  • Cost-effective: its one-time purchase cost makes it a viable choice. It eliminates expenses for ongoing medications and frequent visits to physical therapists.

A person using four TENS devices on her leg at once

How to Use a TENS Unit for Leg Pain

Using a TENS unit for leg pain involves a straightforward process. One should start by connecting the electrodes to the central unit or a smartphone via Bluetooth for wireless. Then, before applying the electrode patch, ensure that the skin of the treatment area is clean and dry. This helps to ensure proper adhesion and conduction of electronic stimulation.

The next step is to position electrodes on the skin. This step is crucial, so people should follow the proper electrode placement guide. After the electrodes are in place, turn on the TENS machine. Most TENS require the user to adjust the settings. This includes the frequencyintensity levels, and duration. Also, some TENS may allow the user to choose a pre-set program for more direct leg pain relief.

Nevertheless, it is advisable to start with the lowest settings and gradually increase it to a comfortable intensity. The duration of the therapy usually lasts between 15 to 30 minutes. While using it, it is essential to monitor the reactions of the body and make adjustments accordingly. After the treatment session, turn off the device and gently remove the electrodes from the skin.

Proper Pad Placement

When using a TENS device, proper electrode placement is crucial for optimal relief. Firstly, identify the specific area of the legs where the discomfort is most intense. Secondly, clean and dry the treatment area, then place the pads. Position the electrodes at least one inch apart to ensure that the electrical pulses are effectively distributed. Also, avoid placing it on sensitive areas like broken skin or open wounds.

Additionally, it can be beneficial to consider the nerve pathways in placing the electrodes. Subsequently, it may be necessary to experiment with the placement of electrode pads to find the most effective positions for pain relief.

A large wing TENS and refill gel pads from iTENS Australia

Precautions When Using a TENS Unit for Leg Pain

Before using a TENS unit for leg pain, it is crucial to consult with a healthcare professional. They can assess a specific condition and determine if TENS is suitable. Accordingly, before placing the electrodes, it is essential to inspect the skin. Placing the pads on damaged skin can cause skin irritation and may lead to complications. Also, it is vital to conduct a skin patch test to avoid serious allergic reactions.

Individuals with impaired sensations, such as those with diabetic neuropathy, should exercise caution when using the device. There is a risk of inadvertently setting the electrical intensity too high, which may lead to discomfort. Nevertheless, do not start the therapy with high settings. This can cause electrical shock, which can contribute to further discomfort.

Furthermore, individuals using TENS should exercise caution when engaging in activities that require full attention, like driving or operating machinery. The electrical stimulation from the device may cause a distracting or discomforting sensation. Hence, this can potentially affect focus and reaction time. Additionally, always check the condition of the machine before undergoing TENS therapy.

Signs to Seek Medical Help

If the leg ailment does not improve with TENS therapy or if the discomfort becomes more severe, seeking medical attention is crucial. Worsening symptoms may indicate an underlying issue that needs to be addressed by a healthcare professional. Also, if the person experiences numbness in the legs, it is necessary to consult a practitioner. This may indicate nerve involvement that requires medical evaluation.

In addition, any noticeable changes in the skin colour of the legs may signal circulation problems that require immediate attention. Also, discontinue use and seek medical help if the user experiences adverse reactions, such as skin irritation.

Conclusion

In conclusion, a TENS unit for leg pain is a highly effective solution. It sends low-voltage electrical impulses to the body via electrode pads placed on the skin. Accordingly, this electrical current functions based on the Pain Gate Theory, the release of endorphins, and the enhancement of blood flow. Subsequently, users can operate the device in a straightforward process. One needs to identify the treatment area, place the electrodes, adjust the settings, and activate the stimulation.

TENS devices provide a wide range of benefits. It is non-invasive, drug-free, portable, customisable, and cost-effective. Nevertheless, it is vital to recognise the precautions for a safe and effective TENS therapy. This may include consulting a medical professional, cleaning the treatment area, conducting a skin patch test, and starting with low settings. Also, it is crucial to know the signs to seek medical attention. The TENS device is available on numerous online platforms like iTENS Australia.

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