Where is L1 and L2 of the spine located?

L1 and L2 refer to the first and second lumbar vertebrae of the spine, located in the lower back region. They are part of the lumbar spine, which consists of five vertebrae (L1 to L5) situated between the thoracic vertebrae above and the sacrum below. The lumbar region supports much of the body's weight and allows for a wide range of motion, including bending and twisting.