What is a common method for applying electrical stimulation?

Applying electrical stimulation is commonly achieved through the placement of electrodes on the skin. This method involves using conductive pads that adhere to the surface of the skin, allowing for direct transmission of electrical currents to underlying tissues, such as muscles and nerves. This setup facilitates various therapeutic applications, such as pain relief, muscle re-education, and enhancement of circulation.

Electrodes can be configured in various arrangements depending on the treatment goals. For instance, they can be placed in parallel for muscle stimulation or in specific patterns to target pain areas. The skin's conductive properties provide a pathway for the electrical currents, making this method effective and non-invasive.

The other methods listed, such as inserting needles or using electrical jets, are less common for general electrical stimulation applications. While needle insertion can be associated with specific therapeutic practices like acupuncture or intramuscular electrical stimulation, it does not represent the standard technique used for broader applications of electrical stimulation. Similarly, electrical jets and topical creams do not provide the same direct electrical pathway into tissues as skin electrodes, making them less suitable for standard electrical stimulation practices.