Heating technique which we usually use in the home scenario mainly heat our skin and superficial layer of the tissues. But real pain relief and relaxation happens when heat reaches up to the bone level that is deepest level of the body. Deep heating modality helps in relaxation of tight and stiff muscles by vasodilation, which helps in increase the peripheral blood circulation. We use it in all spinal pain conditions, and chronic pain syndrome life fibromyalgia and rheumatoid arthritis.