HIFU facelift treatment is one such procedure of non surgical face lift London. HIFU is an abbreviation for High-Intensity Focused Ultrasound, which is a modern cosmetic technology that efficiently tightens and lifts different areas of the face. It is a technology that lets you have a facelift without using a knife. The machines utilised for such treatment use ultrasound technology to invade rays through the skin layers that they can accelerate collagen growth. With the growing age, the collagen production rate becomes slow in women's bodies, resulting in loose skin around the neck and face.