A fever belt will not harm your health. The heating belt only adds a heating device to the ordinary belt, which is heated by electric heating or adding magnets. It has the functions of promoting and improving blood circulation of warm body, enhancing metabolism and improving immunity, and some even have the functions of diminishing inflammation, reducing swelling, relieving pain and lowering blood pressure. A large number of clinical trials have proved that it will not harm your health, but some products on the market are just a few words, so you still have to choose regular manufacturers to buy them.

Lumbar disc herniation with a belt has a certain effect. Lumbar disc herniation is usually caused by your waist being too hard or being hit by a foreign body in your daily life. They replied that tourmaline is a kind of heating material, which is harmless to human body. Tomalin will make your waist feel hot, you can try it, but don't wear the belt for a long time, otherwise the muscle strength of your waist will decrease and you will rely more on the support of the belt. The correct way is to gradually remove the belt and restore the normal activities of the waist after the discomfort symptoms such as low back pain are relieved. Generally, 4-6 weeks is appropriate. Besides, you don't need to wear a belt when you sleep or stay in bed. After wearing the belt for a period of time, if the low back pain does not improve, it will continue or worsen, indicating that the low back pain is caused by lumbar diseases such as lumbar disc herniation, lumbar spondylolisthesis and lumbar spinal stenosis. In this case, the wearing effect of the belt will be greatly reduced.