Seating posture can be a big factor in back pain, be it upper, middle, or lower back. A better posture and a better surface can make a big difference. If you tend to slump back in your chair, it can help to perch forward on the edge of the chair so that it's not possible to lean back. Woodwind players often use this position to ensure easier breathing, which in turn can make you more alert yet more relaxed.[q=ShivaBlizzard8]Ugh, after the five hour dance rehersals I've been having this week, I could use a complete spinal readjustment.[/q]Ow. What kind of dance? Mine tends to lead only to aching ankles and feet, on a bad evening.