What to Know About the Risks of Cosmetic Surgery

Cosmetic surgery can improve the shape, proportion, or appearance of the face and body. A person may also feel more at ease with a long-standing appearance concern after cosmetic surgery. However, every operation involves uncertainty. A careful decision about cosmetic surgery should include a clear understanding of its possible risks. A major complication does not occur in most patients, yet a perfect outcome and completely risk-free surgery can never be promised. Complications may result from anesthetic medication, bleeding, infection, delayed healing, unexpected reactions, or an individual response to surgery. Some problems resolve with simple treatment and do not cause lasting harm. In other cases, a complication can require drugs, hospital care, another operation, or extended monitoring. In Canada, patients should be clearly informed about expected benefits, important risks, treatment alternatives, recovery needs, and what may happen if they decline surgery. During a careful consultation, patients should be able to consider the facts without being rushed. Most cosmetic procedures are optional, which means you can delay or decline surgery when its risks do not justify its likely benefits. What Are the Risks of Cosmetic Surgery? The risks of cosmetic surgery include unwanted outcomes that affect health, physical function, or appearance. The procedure being performed, technique used, body area treated, duration of surgery, anesthesia method, and patient health all influence risk. Minor side effects are expected after many procedures. Swelling, bruising, soreness, numbness, tightness, fatigue, and mild drainage may be normal during early healing. A true complication is not the same as an expected side effect. It is a problem that goes beyond the expected recovery process and may require medical treatment. Potential problems associated with plastic surgery include: A hematoma, which is a collection of blood, or other excessive bleeding Infection at the incision or within deeper tissue Fluid buildup, known as a seroma Blood clots affecting the legs or lungs Slow wound healing or separation of the incision Noticeable, raised, widened, or uneven scars Damage to nerves, loss of feeling, or changes in sensation Tissue damage or loss resulting from inadequate blood flow Reactions to anesthesia, medications, adhesives, or surgical materials Aesthetic concerns such as asymmetry, poor contours, or an unwanted result Functional changes affecting breathing, movement, or feeling A need for further care or corrective surgery Serious complications are uncommon, but they are still important to discuss. Uncommon but severe risks can include serious infection, substantial bleeding, damage to an organ, cardiac complications, stroke, pulmonary embolism, lasting disability, or death. Common Early Effects During Cosmetic Surgery Recovery Some discomfort and physical change are part of normal healing. Patients who understand expected recovery are better able to separate routine symptoms from possible complications. Pain and Tenderness Each patient experiences pain differently, and some operations cause more discomfort than others. The surgical site can feel tender, tight, sore, or mildly burning during recovery. Discomfort is normally expected to improve gradually during healing. Patients should quickly report severe or spreading pain, especially when it is accompanied by fever, redness, shortness of breath, or unusual swelling. Bruising and Tissue Swelling Swelling develops when inflammation allows fluid to collect in and around the treated area. The early result can remain difficult to assess until swelling subsides over the following weeks or months. Bruises form when tiny blood vessels are damaged and blood collects beneath the skin. Patients undergoing face surgery, breast surgery, liposuction, or body contouring may experience noticeable bruising and swelling. The outcome of surgery should not be assessed before healing has progressed. Residual swelling can change shape, symmetry, and skin texture during recovery. Altered Sensation and Numbness During an operation, small nerves responsible for sensation may be stretched, repositioned, or divided. Temporary changes such as tingling, numbness, tenderness, or reduced sensation may occur after surgery. Feeling frequently returns as the nerves heal, although full recovery is not certain. In some cases, changes in sensation may be permanent. Short-Term Activity Restrictions Assistance may be needed for travel, food preparation, child care, pet care, housework, and daily personal needs. Patients may be temporarily unable to drive, exercise, lift heavy objects, swim, or resume their jobs. Swelling, bleeding, incision issues, and additional complications may become more likely when recovery limits are ignored. Medical and Surgical Risks Bleeding and Hematoma A small amount of bleeding may occur around an incision. When bleeding is more substantial, blood may collect under the skin or in the surgical site and form a hematoma. Possible signs of a hematoma include worsening pain, hard swelling, colour changes, or sudden asymmetry. Some hematomas can be observed, while others must be drained. A return to the operating room may be necessary in more serious cases. Infection An infection can develop in the skin, incision, tissue, or around an implant. Warning signs can include spreading redness, heat, swelling, worsening pain, pus-like fluid, fever, chills, or an unusual odour. Treatment may involve antibiotics, wound care, drainage, or another operation. If a breast implant or another implanted device becomes infected, removal may be necessary. Patients who smoke or have uncontrolled diabetes, nutritional problems, or poor blood flow may face a higher infection risk and slower recovery. Seroma A seroma is a pocket of clear fluid that collects under the skin. Procedures such as abdominoplasty, body lift surgery, breast surgery, and large-area liposuction may have a greater seroma risk because they create space beneath the tissue. A minor fluid collection can sometimes disappear as the body reabsorbs it. A larger seroma may require drainage on one or several occasions. If fluid is not treated, it may strain the incision, delay healing, or lead to infection. Deep Vein Thrombosis and Pulmonary Embolism Deep vein thrombosis, or DVT, occurs when a blood clot forms in a deep vein, often in the leg. When part of a deep vein clot moves into the lungs, it may block blood flow and cause a pulmonary embolism. This complication can be life-threatening and must be treated urgently. Long procedures, inactivity, earlier blood clots, some drugs, nicotine use, excess body weight, health conditions, and combined operations can increase the chance of DVT or pulmonary embolism. Depending on the patient, preventive steps may involve getting up early, using compression equipment or garments, staying hydrated, or taking prescribed blood thinners. Delayed or Difficult Wound Healing An incision may heal slowly or begin to separate. Reduced blood supply, infection, tension on the wound, nicotine exposure, certain medications, and medical conditions can interfere with healing. Treatment for a wound complication can include specialized dressings, antibiotic medication, removal of unhealthy tissue, or another operation. Healing by secondary intention means allowing an open area to close gradually from the inside outward. Healing in this way often takes more time and can result in a more noticeable scar. Tissue Necrosis When skin, fat, or other tissue loses its blood supply and starts to die, the condition is called necrosis. Operations that move, tighten, or lift broad areas of tissue can carry a risk of necrosis. Nicotine exposure is an important avoidable risk because it constricts blood vessels and limits oxygen reaching the tissues. Treatment depends on the amount of tissue affected. Possible treatment includes wound management, removal of dead tissue, a skin graft, reconstructive surgery, or revision at a later date. Risks Related to Anesthesia Cosmetic procedures may be performed with local anesthesia, sedation, general anesthesia, or a combination of these methods. The safest choice depends on the operation, the patient's medical history, the expected length of surgery, and the surgical setting. Potential complications connected with anesthesia include: Feeling sick or vomiting after anesthesia Light-headedness, confusion, or extended sleepiness Headache or sore throat An allergic response or adverse drug reaction Changes in blood pressure or heart rhythm Problems with breathing Stomach contents entering the lungs, known as aspiration Injury to the teeth, lips, mouth, or airway Severe cardiac, respiratory, or neurological problems A preoperative health history should include every medication, vitamin, supplement, cannabis product, alcohol or nicotine habit, allergy, previous anesthetic reaction, and relevant diagnosis. Leaving out information can make anesthesia and surgery less safe. Scarring and Changes to the Skin Whenever an incision is made through the skin, a scar will form. Surgeons usually place incisions where they can be hidden within natural folds, hairlines, or clothing, but a scar cannot be erased completely. Scars often appear red, raised, firm, or darker during early healing. Scars may require a year or more to flatten, soften, and become less noticeable. How a scar eventually looks is affected by heredity, skin type, wound tension, infection, ultraviolet exposure, aftercare, incision placement, and the operation performed. Raised Scars and Keloid Formation A scar that grows thick and elevated while remaining inside the original incision is called a hypertrophic scar. Unlike a hypertrophic scar, a keloid extends outside the original boundaries of the wound. A history of hypertrophic scars or keloids, whether personal or familial, should be discussed before an operation. Possible treatments include silicone products, pressure therapy, copyright injections, laser treatment, or scar revision. Although treatment can make a scar less noticeable, recurrence of abnormal tissue remains possible. Changes in Skin Colour and Texture Surgery can sometimes cause darkening, lightening, redness, visible blood vessels, dimpling, firmness, or changes in skin texture. Some of these changes resolve over time, while others can last permanently. The risk can differ by skin tone and by the type of procedure performed. Cosmetic Outcome Risks and Patient Dissatisfaction Even when surgery is performed correctly, the final appearance may not match the patient's expectations. Healing is affected by anatomy, skin elasticity, age, previous surgery, scar formation, and natural differences between the two sides of the body. Possible aesthetic concerns include: Unevenness that remains after healing Visible dents, bulges, or contour differences A result that is under-treated or over-treated A result that appears unnatural or excessively tight Alterations in shape while swelling resolves Implant position problems Visible or poorly placed scars A return of looseness or sagging with age and time Patient dissatisfaction even when the result is medically acceptable Before-and-after images, photographs, and computer simulations may help explain possibilities, but they do not promise a matching result. Anatomy and healing responses vary from one person to another. Revision Cosmetic Surgery Revision surgery may be considered when a complication occurs or when the result can be improved. Revision surgery carries risks of its own. A second operation may be technically harder because previous surgery can leave scar tissue, stiffness, and diminished blood flow. Patients should ask what the clinic's revision policy covers. Surgeon fees, facility costs, anesthesia, implants, medications, travel, and time away from work may not all be included in the original price. Procedure-Specific Cosmetic Surgery Risks General risks are present across cosmetic surgery, while individual procedures introduce additional concerns. Risks of Facelift and Neck Lift Surgery Hematoma, facial nerve injury, hairline alteration, hair loss around incisions, skin necrosis, contour problems, earlobe changes, loss of feeling, facial weakness, and visible scarring are among the risks of facelift and neck lift surgery. Smoking, vaping, and other nicotine exposure can significantly raise the chance of skin loss and delayed healing. Risks of Nose Surgery After nose surgery, patients may experience persistent swelling, nosebleeds, infection, asymmetry, smell changes, irregular contours, septal perforation, collapse of nasal support, or obstructed breathing. The final shape may take a year or longer to become clear. Scar formation and altered cartilage can make secondary rhinoplasty more complex. Eyelid Surgery Risks Blepharoplasty risks include dry or irritated eyes, temporary blurred vision, difficulty closing the eyelids, eyelid malposition, asymmetry, scarring, bleeding behind the eye, and changes in vision. A patient should seek urgent care if severe eye pain or an abrupt change in vision occurs. Risks of Cosmetic Breast Surgery Procedures such as breast augmentation, mastopexy, and breast reduction can change nipple feeling, breast balance, scarring, and future breastfeeding ability. Other risks include hematoma, infection, fat necrosis, delayed healing, and changes in nipple or areola position. Implant-based breast surgery involves long-term risks beyond the normal surgical recovery period. These include capsular contracture, implant rupture, deflation, rippling, movement, rotation, pain, and the need for future monitoring or surgery. Breast implants are not designed to last for an entire lifetime. Patients in Canada can review Health Canada information about uncommon implant-related conditions, such as breast implant-associated anaplastic large cell lymphoma. Possible Liposuction Complications Liposuction may lead to dents, surface irregularities, skin looseness, fluid problems, numbness, fluid collection, infection, organ injury, fat embolism, or lidocaine toxicity when local anesthesia is involved. High-volume liposuction and treatment of several regions can place greater stress on the body and make recovery more demanding. Risks of Abdominoplasty and Body Lift Surgery Abdominoplasty and body lift surgery involve large incisions and wide areas of tissue movement. Seroma, blood clots, infection, necrosis, delayed wound healing, numbness, noticeable scars, and altered belly button position may occur. Recovery may involve several weeks of limited movement and physical activity. Risks of Fat Transfer During fat grafting, fat is taken from one body area and placed into a different location. The body naturally absorbs some transferred fat, potentially reducing volume or creating asymmetry. Other risks include fat necrosis, cysts, calcification, infection, oil cysts, and accidental injection into a blood vessel. The location where fat is injected, such as the face, breasts, or buttocks, affects the type and seriousness of potential complications. Factors That Increase the Risk of Complications Some health and lifestyle factors can raise the chance of complications. Before proceeding, some patients require tests, adjustments to treatment, weight changes, nicotine cessation, or approval from another medical professional. The likelihood of complications may increase with: Smoking, vaping, or using nicotine products Diabetes with unstable or elevated blood sugar Cardiac, respiratory, renal, liver, or vascular conditions A clotting or bleeding condition, or previous blood clots Obesity, unstable weight, or recent major weight loss or gain Sleep apnea Immune disorders or reduced immune function Nutritional deficiencies or a low red blood cell count Scar tissue or circulation changes from prior operations or radiation Medications or supplements that affect bleeding or healing Unrealistic expectations or untreated mental health concerns that affect decision-making Having a risk factor does not always mean surgery is impossible. It means the surgeon must decide whether the procedure can be performed safely and whether changes are needed before proceeding. Emotional and Mental Health Considerations Cosmetic surgery can affect emotional health as well as physical health. Some patients feel anxious, impatient, or discouraged while swollen, bruised, tired, and unable to follow their normal routine. A short period of sadness or emotional difficulty after surgery is sometimes known as postoperative blues. More serious dissatisfaction can occur when expectations do not match what surgery can realistically achieve. Although surgery can alter appearance, it cannot promise self-confidence, fix relationships, ensure professional success, or resolve wider life difficulties. A careful cosmetic surgery consultation should examine why the patient wants the procedure. Possible warning signs include outside pressure, ongoing dissatisfaction despite multiple operations, severe concern about a minor feature, and unrealistic beliefs about total life transformation. Body dysmorphic disorder is a mental health condition involving intense distress about perceived appearance flaws. Surgery may not relieve the underlying concern. In suitable cases, the surgeon may delay treatment and advise the patient to seek mental health assessment or counselling first. How to Reduce the Risks of Cosmetic Surgery Risk cannot be removed completely, but careful planning can make cosmetic surgery safer. Choose a properly qualified physician with training and experience relevant to the procedure. Confirm through your province or territory's college of physicians and surgeons that the doctor is licensed and in good standing. Find out which facility will be used and whether it has suitable emergency plans, safety standards, and infection prevention measures. Disclose your entire health history, including previous surgery, allergies, medications, supplements, alcohol, cannabis, and nicotine use. Follow instructions about fasting, medication changes, testing, and stopping nicotine. Plan for a trusted adult to take you home and help with daily needs after surgery. Review the expected healing schedule before arranging employment, trips, strenuous activity, or important occasions. Attend all follow-up appointments and report unusual symptoms promptly. Your recovery should not be compared with social media images, promotional content, or another person's timeline. Wait until healing is mature before deciding whether revision surgery is needed. How to Select a Cosmetic Surgeon in Canada Each Canadian province and territory is responsible for regulating doctors within its jurisdiction. The public directory of the appropriate college of physicians and surgeons can be used to check licensing, specialty registration, and listed practice details. Patients may also ask whether a surgeon is certified in plastic surgery by the Royal College of Physicians and Surgeons of Canada. While certification matters, patients should also assess procedure-specific experience, communication, the quality of the facility, aftercare, and the surgeon's approach to complications. Questions to ask during a cosmetic surgery consultation include: What training and certification do you have? How frequently is this specific procedure performed in your practice? Does my medical history and physical anatomy make me an appropriate candidate? Which problems do your patients experience most often after this operation? What rare but serious risks should I understand? Which medical professional will administer and monitor my anesthesia? Who should I contact if I experience a complication outside normal clinic hours? What emergency plan is in place if I need urgent medical treatment? How many postoperative appointments are provided as part of the surgical plan? What costs could arise if I need treatment or revision surgery? Understanding Informed Consent Signing paperwork alone does not create true informed consent. The process requires clear communication so that the patient can make a knowledgeable and voluntary choice. Patients should be informed about how the operation works, its likely benefits, material risks, alternatives, healing process, limits, and the possible consequences of no surgery. The surgeon should also explain risks that may have particular importance because of the patient's occupation, health, daily activities, or individual goals. A patient should never feel rushed to sign. Questions should be asked whenever risks, terminology, or instructions are not fully understood. Taking notes, involving a support person, and reviewing written material outside the clinic can support an informed decision. Warning Signs After Cosmetic Surgery Patients should receive clear directions about warning signs, emergency care, and after-hours communication. Contact the clinic promptly when symptoms are unexpected, worsening, or different from the recovery plan. Urgent warning signs may include: Breathing problems, chest discomfort, bloody coughing, or fainting Sudden swelling, pain, redness, or warmth in one leg Heavy bleeding or rapidly increasing swelling Severe pain that is not controlled by prescribed medication A significant fever, shaking chills, expanding redness, or thick discharge Mental confusion, severe weakness, or unusual inability to remain alert Possible tissue damage shown by abnormal colour, blistering, or low skin temperature An emergency eye symptom such as severe pain, sudden visual change, or vision loss Repeated vomiting or an inability to keep fluids down A symptom listed as urgent in the postoperative instructions Emergency medical services should be contacted immediately for potentially life-threatening complications. Patients should seek immediate care rather than waiting for the surgeon's office when serious bleeding, breathing problems, chest pain, fainting, or another critical symptom occurs. Financial Risks and Health Coverage in Canada Canadian provincial and territorial health plans generally do not pay for operations performed solely for cosmetic reasons. Out-of-pocket expenses may include the surgeon, anesthesia provider, operating room, medical devices, recovery clothing, prescriptions, laboratory work, and follow-up items. The financial responsibility for postoperative problems should be clarified in advance. Whether care is publicly covered can depend on the treatment needed, where it is delivered, and the rules of the patient's province or territory. Travel, accommodation, nursing assistance, missed work, child care, and revision surgery can create additional expenses. Anyone travelling outside Canada for cosmetic surgery should arrange appropriate cosmetic treatments postoperative care before coming home. Lower upfront fees may become more expensive if postoperative infection, wound breakdown, clotting, implant complications, or revision treatment is required. Evaluating the Advantages and Risks of Cosmetic Surgery A sound decision about cosmetic surgery requires realistic expectations, appropriate health, informed consent, and knowledge of the healing process. An appropriate candidate understands that cosmetic surgery may create improvement without producing perfection. Before deciding, compare what the operation may achieve with its physical, psychological, practical, and economic consequences. Think about your ability to obey postoperative instructions, live with scars, take enough time off, and emotionally manage an outcome that is not ideal. A responsible surgeon may decline surgery if the patient's risk level is unacceptable, the likely improvement is minimal, or the desired result is unrealistic. This is an important part of responsible care. How to Make an Informed Cosmetic Surgery Decision Being aware of possible complications is not the same as believing they are certain to happen. Instead, risk awareness allows patients to decide using reliable facts rather than marketing, online trends, or cost as the only factor. Before surgery, research the operation, assess your health risks, verify medical credentials, ask thorough questions, and prepare for the complete healing period. Patients can make a more informed choice when they clearly understand expected benefits, realistic limits, non-surgical or surgical alternatives, and potential complications.