The BFST remedies are incredibly comfy and soothing. The BFST® utilizes Electromagnetic Energy to encourage blood flow underneath the surface area with the skin. It can be warm, although not very hot. It does not vibrate like a massager. (You should not make use of a massager on tender tissue https://physiotherapyfortendonrep85273.ageeksblog.com/28340531/how-physiotherapy-for-bursitis-can-save-you-time-stress-and-money