and Diamond. Within those categories, both machines have two sub-types the more common machine used by aestheticians, and the more aggressive machine used by medical doctors. For our purposes, we will be discussing the machines used most frequently by aestheticians. These microdermabrasion machine are the most common, less dangerous, and can be just as effective with only a few more treatments. The microdermabrasion machines known as crystal micro dermabrasion machines were the first on the scene. The newer and improved