 is there a disc herniation, bulge, protrusion, slip disc, whatever you want to call it. And so we're going to use decompression laser to fix those. Okay. Then is there a nerve being pinched? If there is, if there's radicular pain, if there's pain going down the leg, down an arm, then we're going to use the Calmare if it's more, if it's chronic. Now, in a more acute case,