Kissing spine in horses can feel overwhelming because it is rarely just the spine. While the diagnosis refers to changes in the dorsal spinous processes, the day-to-day discomfort often involves muscle guarding, compensatory movement, and chronic tension through the back and hind end. Infrared light therapy (photobiomodulation) does not correct the bony changes of kissing spine. Instead, it supports comfort, circulation, and normal inflammatory processes in surrounding soft t