subject: Sweating It Out Like the Rest of the Population [print this page] If you are obese, consulting your doctor before doing anything is best. Even if you are merely planning to start a regular exercise regimen, you should ask your doctor for advice. Purchasing products like the hemlock infrared sauna may help you lose and maintain weight, but you should be guided accordingly by your doctor before you buy. You must also carefully consider and study how it works and how it will benefit your health.