A “lipo” is shorthand for liposuction, a surgical procedure that uses suction to permanently remove fat cells from specific areas of the body. It’s the single most popular plastic surgery procedure in the United States, with an average surgeon’s fee of $4,711 (not including anesthesia or facility costs). Liposuction isn’t a weight-loss method. It’s a contouring tool designed to reshape areas where fat tends to stubbornly collect despite diet and exercise.
How Liposuction Works
Fat cells in your body don’t multiply much after puberty. When you gain weight, existing fat cells expand. When you lose weight, they shrink. Liposuction physically removes a portion of those fat cells from a targeted area, permanently reducing the number of cells available to store fat there. The most commonly treated areas are the stomach, hips, thighs, buttocks, arms, and neck.
The results are generally permanent as long as your weight stays stable. However, research from the University of São Paulo found an important caveat: after abdominal liposuction, patients who didn’t exercise saw a 10% increase in deeper visceral fat (the kind packed around your organs) within six months, even though the surface-level fat stayed gone. Patients who maintained regular physical activity after the procedure didn’t experience this compensatory fat gain.
What Happens During the Procedure
The most common technique, called tumescent liposuction, starts with the surgeon making several tiny incisions (1 to 3 millimeters) in the treatment area. A large volume of fluid is then infused into the fat layer. This fluid contains saline to swell the fat tissue and make it easier to break apart, a numbing agent for pain control, and a drug that constricts blood vessels to minimize bleeding. The infusion takes about 45 to 60 minutes, followed by a 30-minute waiting period for the fluid to spread evenly through the tissue.
Once the area is prepared, the surgeon inserts thin tubes called cannulas (1.5 to 3 millimeters in diameter) through the incisions and suctions out the liquefied fat. This part of the process typically takes one to one and a half hours. The small incision sites are often left open afterward to allow excess fluid to drain, which helps reduce swelling.
Types of Liposuction
Several variations exist beyond the standard tumescent technique, each using a different method to break up fat before suctioning it out.
- Power-assisted liposuction (PAL) uses a cannula that vibrates rapidly, breaking up fat cells mechanically. It doesn’t involve heat or lasers and can reduce physical effort for the surgeon during longer procedures.
- Laser-assisted liposuction (LAL) delivers laser energy through a small fiber inserted under the skin. The laser ruptures and liquefies fat cells before removal. This approach causes less trauma to surrounding tissue, tends to produce shorter recovery times, and offers some skin-tightening effects as the laser stimulates collagen production.
- Ultrasound-assisted liposuction (UAL) uses sound wave energy to break apart fat cells beneath the skin before they’re suctioned out.
Traditional tumescent liposuction remains the go-to for removing larger volumes of fat and has the longest established safety record. The newer techniques offer trade-offs: potentially easier recoveries and better skin tightening, but less proven long-term data.
Who Is a Good Candidate
Liposuction works best for people who are already close to their goal weight and want to address specific problem areas that haven’t responded to exercise. Ideal candidates are within about 20 pounds of their target weight, have maintained a stable weight for at least six months, and have a BMI under 30 (though some surgeons will consider patients with a BMI up to 35).
Skin quality matters as much as fat volume. You need firm, elastic skin that can snap back and conform smoothly to your new contours after the fat is removed. If your skin has lost significant elasticity due to aging, major weight loss, or sun damage, liposuction alone may leave you with loose, uneven skin rather than a smooth result.
Recovery Timeline
The first two days are the most uncomfortable. Swelling and bruising peak during this window, and you’ll need to wear a compression garment around the clock to control fluid buildup and help your skin adapt to its new shape. Most people can return to desk work within two to seven days, though you’ll still be swollen and sore.
By the two-week mark, swelling typically drops by 60 to 70 percent and the small puncture sites are healing. You’ll transition from wearing the compression garment 24/7 to wearing it just during the day, usually continuing for a total of four to six weeks. No heavy lifting or intense exercise is allowed for about six weeks.
Around the six-week point, roughly 80 percent of the swelling has resolved and your new contours start to become clearly visible. Clothing fits noticeably different. Numbness in the treated area, which is common, typically fades by the three-month mark. Final results settle in between three and six months as the last of the swelling completely dissipates.
Risks to Know About
Liposuction is real surgery, and it carries real risks. The most common issue is contour irregularity, where the skin surface looks bumpy, wavy, or uneven after healing. This can happen if fat is removed unevenly or if your skin doesn’t retract smoothly. Numbness, bruising, and temporary fluid collections under the skin are also common in the weeks after the procedure.
More serious but rare complications include infection, excessive bleeding, reactions to the numbing agents used in the tumescent fluid, and fat embolism, where small pieces of loosened fat enter the bloodstream and travel to the lungs. The risk of complications increases with the volume of fat removed and the number of areas treated in a single session.
What It Costs
The average surgeon’s fee for liposuction is $4,711, according to the American Society of Plastic Surgeons. That number covers only the surgeon’s time. Your total bill will also include anesthesia fees, operating room or facility charges, compression garments, and follow-up visits, which can push the real cost significantly higher. Treating multiple areas in one session increases the price further. Because liposuction is cosmetic, health insurance almost never covers it.