Most factors of economic policy can be divided into either fiscal policy, which deals with government actions regarding taxation and spending, or monetary policy, which deals with central banking actions regarding the money supply and interest rates.
There are many different manners for heat to be applied to the lower back. Some common options include: 1  Hot water bottle-tends to stay warm for 20 to 30 minutes. 2  Electric heating pad-maintains a constant level of heat as long as it is plugged in.
How Heat Helps Pain. When blood flow increases to a particular area of the body, it brings along oxygen and nutrients that can help to speed up the process of healing. Heat helps to relax muscles, which can work to decrease some types of pain sensations.