Explain the concept of "kundalini awakening" and its role in advanced meditation practices.

Kundalini awakening is a concept within the spiritual and meditation practices that refers to a profound energetic experience that is believed to occur when a dormant energy located at the base of the spine, called the kundalini, is awakened and rises up through the central energy channel, or Sushumna, in the body. The kundalini is often described as a serpent coiled at the base of the spine, and its awakening is associated with a range of physical, emotional, and spiritual phenomena, such as spontaneous movements, sensations of heat ....