It is done in about three sessions at four-week intervals. It fires at a shallow depth, so each session gives a small stimulus and the change accumulates only once the count is filled. Sagging areas lift a little over one to two months, and keeping to a regular schedule makes the state easier to hold.

Ulthera stimulates the deep layer strongly and holds twelve to eighteen months from one session. Liftera works shallow, so it is less intense but needs three sessions, and it hurts less, so it is often done without anaesthetic. For a decisive result choose Ulthera; for low-commitment upkeep, Liftera.

It fires at a shallow depth, so it hurts little and is often done without anaesthetic. Because heat does not go deep, the sensation during the session stays at the level of a light sting. There is no downtime and you can wear make-up the same day, so it is often fitted into a lunch break.