Optimal doses of barley as a food or supplement have not been established for any condition. However, to try to lower cholesterol, people have used one of these daily doses: 1  3 grams of barley oil extract. 2  30 grams of barley bran flour.
Still, the very best way to raise your body temperature is to go for a light jog - just get your heart pumping. Jogging/running is one of the easiest ways to get your heart pumping in a short amount of time and works throughout your whole body (as opposed to the heat pad).
Hyperthermia means a body temperature that is higher than normal. High body temperatures are often caused by illnesses, such as fever or heat stroke. But hyperthermia can also refer to heat treatment â the carefully controlled use of heat for medical purposes. Here, we will focus on how heat is used to treat cancer.here are 2 very different ways in which hyperthermia can be used: 1  Very high temperatures can be used to destroy a small area of cells, such as a tumor. 2  The temperature of a part of the body (or even the whole body) can be raised a few degrees higher than normal.