Pain management techniques such as thermal agents and electrotherapy, as well as therapeutic exercise and behavioral therapy, alone or in tandem with interventional techniques and conventional pharmacotherapy to treat pain, usually as part of an interdisciplinary or multidisciplinary program. Transcutaneous electrical nerve stimulation has been found to be ineffective for lower back pain, however, it might help with diabetic neuropathy. Acupuncture involves the insertion and manipulation of needles into specific points on the body to relieve pain or for therapeutic purposes. An analysis of the 13 highest quality studies of pain treatment with acupuncture, published in January 2009 in the "British Medical
Tree of Pain of Soulfly. Max Cavalera, followed by his son Richie, scream this part about pain. Then the song returns to the same ballad with vocals by Asha for the final 2:20 of the song, same amount of time as the first ballad part. 30 seconds leading up to it though, it begins playing the bass drum sample associated with ballad but Max can be heard screaming 'Why?' repeatedly. "Tree of Pain" lasts for a total of 8:20, ballad parts lasting for 4:40 in total and hardcore for 3:40. Tree of Pain "Tree of Pain" is a song by heavy metal band