i had back pain for 2 years... which sows up 2 to 4 times a month, i tried many techniques, but with no great result. But this one technique where you just lie

i had back pain for 2 years... which sows up 2 to 4 times a month, i tried many techniques, but with no great result. But this one technique where you just lie down on the floor upside down fully flat for 20 mins... my back pain just disappeared and never came back for last 6 months...