Weight loss and healthy weight management have become important aspects of modern healthcare, particularly as overweight and obesity continue to affect populations worldwide. The World Health Organization (WHO) classifies obesity as a chronic, relapsing disease influenced by complex interactions between genetics, biology, eating behaviors, physical activity, and the surrounding environment.
In 2022, approximately 2.5 billion adults worldwide were overweight, including around 890 million adults living with obesity. WHO also reported that approximately 16% of adults globally were living with obesity that year.
Causes of Obesity
Obesity develops through a combination of factors that promote excessive fat accumulation. Common contributors include a calorie-dense diet, excessive intake of added sugars and unhealthy fats, physical inactivity, inadequate sleep, and chronic stress.
Certain medical conditions, medications, genetic factors, and hormonal disorders can also contribute to weight gain. Identifying the underlying causes is therefore an important part of developing an appropriate weight loss plan.
Health Conditions Associated With Obesity
Obesity is more than a cosmetic concern. It is associated with an increased risk of several chronic health conditions, including:
- Type 2 diabetes
- Cardiovascular disease
- High blood pressure
- Abnormal cholesterol and lipid levels
- Obstructive sleep apnea
- Certain types of cancer
- Joint and mobility problems
According to WHO, a higher-than-optimal Body Mass Index (BMI) was associated with an estimated 3.7 million deaths in 2021 from noncommunicable diseases, including cardiovascular disease, diabetes, cancers, chronic respiratory diseases, and other conditions.
Best Ways to Lose Weight and Manage Obesity
Effective weight loss usually requires a comprehensive approach tailored to the individual's health, lifestyle, and treatment goals.
Types of Weight Loss Diets
There is no single diet that works for everyone. A physician or registered dietitian may recommend a balanced eating plan based on calorie control while ensuring adequate protein, fiber, vitamins, and minerals.
Depending on the individual's needs, approaches may include the Mediterranean diet, lower-carbohydrate diets, or structured calorie- and portion-controlled meal plans.
The most effective diet is generally one that can be followed consistently over the long term rather than a highly restrictive diet that is difficult to maintain.
Ozempic Injections
Ozempic contains semaglutide, a glucagon-like peptide-1 (GLP-1) receptor agonist that helps regulate blood glucose and can reduce appetite and food intake.
Ozempic is primarily approved for the treatment of type 2 diabetes, while semaglutide is marketed at a different dose under the brand name Wegovy for chronic weight management in eligible patients.
Mounjaro Injections
Mounjaro contains tirzepatide, which acts on both GIP and GLP-1 receptors and can help reduce appetite and improve blood glucose control. Mounjaro is approved for type 2 diabetes, while tirzepatide is marketed as Zepbound for chronic weight management in eligible adults with obesity or overweight accompanied by a weight-related condition.
Prescription Appetite-Suppressant and Weight-Loss Medications
Some weight-loss medications can be prescribed for patients who meet specific medical criteria. These medications work through different mechanisms, including reducing appetite or increasing feelings of fullness.
According to NIDDK, prescription weight-management medications are most effective when combined with healthy eating and regular physical activity rather than used as a replacement for lifestyle changes.
Tips to Prevent Obesity and Reduce Excess Weight
Maintaining a healthy weight involves sustainable lifestyle habits, including:
- Eating balanced meals rich in vegetables, protein, and fiber.
- Limiting sugary drinks and highly processed foods.
- Engaging in regular physical activity.
- Getting adequate, consistent sleep.
- Monitoring body weight and waist circumference.
- Managing medical conditions that may contribute to weight gain.
- Consulting a healthcare professional before using weight-loss medication.
Lifestyle changes remain a fundamental component of effective weight management.
Common Mistakes to Avoid When Treating Obesity
Common mistakes include following extreme diets, taking weight-loss medication without medical supervision, combining multiple weight-loss products without professional guidance, and expecting rapid or unrealistic results.
Stopping weight-management medication without consulting a healthcare professional may also lead to weight regain. Because obesity is a chronic disease, successful weight loss should focus on sustainable changes and long-term medical follow-up rather than short-term results.
This article is for general awareness and does not replace consulting a specialist. Please visit the clinic to assess your condition.
Have a health question?
Reach our medical team on WhatsApp.
