Yes. Even a small weight loss of 5–10% of your current body weight can bring major health benefits. Research shows that this level of weight loss improves blood sugar control, blood pressure, good cholesterol (HDL), triglycerides, joint pain, mobility, mood, and overall quality of life. For specific conditions like PCOS, infertility, fatty liver, and sleep apnea, slightly higher weight loss (10–15%) brings even better improvement.

Ryan DH, Yockey SR. Weight loss and improvement in comorbidity at 5%, 10%, 15%, and over. Current Obesity Reports. 2017;6(2):187–194.

Yes. Obesity directly affects the hormone control system of the ovaries. Excess fat tissue releases harmful chemical messengers (called adipokines) that disturb ovulation, cause irregular or absent periods, increase the risk of PCOS, reduce egg quality, lower chances of natural pregnancy and IVF success, and increase miscarriage risk. Scientific evidence also shows that weight loss through lifestyle change helps restore regular periods, restart ovulation, and improve fertility and pregnancy chances.

Silvestris E, de Pergola G, Rosania R, Loverro G. Obesity as a disruptor of the female fertility. Reproductive Biology and Endocrinology. 2018;16:22.

Modern weight-loss medicines improve much more than just body weight. A 2025 scientific review shows that semaglutide reduces dangerous belly (visceral) fat, preserves muscle mass, improves blood sugar (HbA1c), lowers bad cholesterol (LDL), reduces hunger, increases fullness, and slows down weight regain when continued long-term. This means the benefits are not just cosmetic but protect internal organs such as the heart, liver, and pancreas.

Sokary S, Bawadi H. Exploring beyond numeric weight loss: the metabolic effects of semaglutide. Clinical Nutrition ESPEN. 2025.

No. Large clinical data show that women with obesity can achieve significant and meaningful weight loss at all stages of menopause — before, during, and after menopause. Although hormonal changes during menopause increase fat accumulation and slow metabolism, the body still responds to structured weight-management interventions. Weight reduction during menopause also helps improve blood sugar, blood pressure, heart health, and quality of life.

Hurtado Andrade MD, Dunsmoor-Su R, Huvinen E, et al. Weight reduction outcomes across menopausal stages from STEP and OASIS 4 trials. Presented at the 43rd Annual Meeting of The Obesity Society (ObesityWeek®); November 4–7, 2025; Atlanta, GA, USA.

Yes. A large national Indian study found that nearly half of women diagnosed with PCOS also had obesity. These women showed a very high burden of long-term health problems such as abnormal cholesterol, fatty liver, prediabetes, type 2 diabetes, high blood pressure, and metabolic syndrome. This confirms that obesity in PCOS is not only a cosmetic problem but a serious lifelong cardiometabolic risk factor.

Ganie MA, Chowdhury S, Malhotra N, et al. Prevalence, phenotypes, and comorbidities of polycystic ovary syndrome among Indian women. JAMA Network Open. 2024;7(10):e2440583.

Yes. A major international cardiovascular outcomes trial proved that active obesity treatment significantly reduced the risk of heart attack, stroke, and death due to heart disease in people with overweight or obesity who did not have diabetes. Over long-term follow-up, people receiving structured obesity treatment had a 20% lower risk of major cardiovascular events. This established for the first time that obesity treatment itself protects the heart, even before diabetes develops.

Lincoff AM, Brown-Frandsen K, Colhoun HM, et al. Cardiovascular outcomes in patients with obesity without diabetes. New England Journal of Medicine. 2023;389:2221–2232.

Yes. Scientific evidence shows that weight regain after weight loss is very common, even when people follow diet and exercise carefully. This happens because after weight loss, the body makes powerful biological adjustments that increase hunger, reduce feelings of fullness, and slow calorie burning. These changes push the body back toward its previous higher weight. This is why many people experience a weight-loss plateau followed by gradual regain. Obesity is now understood as a long-term, relapsing disease, and maintaining weight loss usually requires ongoing lifestyle support and long-term follow-up, not just short-term dieting.

Hall KD, Kahan S. Maintenance of lost weight and long-term management of obesity. Medical Clinics of North America. 2018 Jan;102(1):183–197. doi:10.1016/j.mcna.2017.08.012.

Fatty liver disease is a common condition in which fat builds up in the liver. Fatty liver occurs when excess fat builds up in the liver. If not treated, it can progress to inflammation, fibrosis, and even cirrhosis.1,2

(Ref: 1. Fatty liver disease. Available from: https://www.cancer.gov/publications/dictionaries/cancer-terms/def/fatty-liver-disease.  2. Non-alcoholic fatty liver disease. Available from: https://www.nhs.uk/conditions/non-alcoholic-fatty-liver-disease/. Accessed on December 12, 2025.)

Obesity is the strongest risk factor for fatty liver.
Fatty liver diseases develop when fat builds up in your liver, which can lead to severe liver damage, cirrhosis, or even liver failure. These diseases include nonalcoholic fatty liver disease (NAFLD) and nonalcoholic steatohepatitis (NASH).

NAFLD and NASH most often affect people who have overweight or obesity. People who have insulin resistance, unhealthy levels of fat in the blood, metabolic syndrome, type 2 diabetes, and certain genes can also develop NAFLD and NASH.

(Ref: Health Risks of Overweight & Obesity. Available from: https://www.niddk.nih.gov/health-information/weight-management/adult-overweight-obesity/health-risks. Accessed on December 12, 2025.)