HIFU
| Field | Medicine |
|---|---|
| Also known as | Ultherapy, high-intensity focused ultrasound
|
HIFU (high-intensity focused ultrasound; Ultherapy is the named US device) heats SMAS/dermis to tighten. Modest. Painful. Not a thread lift, not a facelift. Looksmaxxing “HIFU jawline” ads oversell a millimeter of brow or jowl. Burns and nerve zaps exist. Energy is not geometry.