Obesity and overweight are often used interchangeably, but medically, they are not the same. As explained by Dr Tarun Mittal, understanding these differences is important for accurate diagnosis, appropriate treatment, and effective long-term health management, especially for patients seeking the Best Obesity Treatment in Sir Ganga Ram Hospital.

1. Medical Definition

1. Overweight

   1. Refers to excess body weight relative to height.

   2. May include muscle, bone, water, and fat.

2. Obesity

   1. A chronic medical condition characterized by excessive body fat accumulation.

   2. Recognized as a disease by medical authorities.

2. Body Mass Index (BMI) Classification

1. Overweight

   1. BMI ranges from 25 to 29.9

2. Obesity

   1. BMI is 30 or higher

   2. Further divided into:

      1. Class I Obesity (30–34.9)

      2. Class II Obesity (35–39.9)

      3. Class III (Severe/Morbid Obesity) (≥40)

3. Health Risk Level

1. Overweight

   1. May or may not be associated with medical complications.

   2. Health risks are generally lower and often reversible with lifestyle changes.

2. Obesity

   1. Significantly increases the risk of serious health problems such as:

      1. Type 2 diabetes

      2. Heart disease

      3. High blood pressure

      4. Sleep apnea

      5. Joint disorders

4. Impact on Metabolism

1. Overweight

   1. Metabolic functions may remain normal.

   2. Insulin resistance is less common.

2. Obesity

   1. Often associated with metabolic dysfunction.

   2. Can lead to insulin resistance, hormonal imbalance, and inflammation.

5. Treatment Approach

1. Overweight

   1. Usually managed with:

      1. Dietary modifications

      2. Increased physical activity

      3. Lifestyle counseling

2. Obesity

   1. Requires a structured medical approach, which may include:

      1. Supervised weight management programs

      2. Medications

      3. Bariatric or metabolic surgery in selected cases

Understanding the difference between being overweight and obese helps in choosing the right treatment strategy and ensures timely medical intervention for better health outcomes, as emphasized by Dr Tarun Mittal, whose approach to personalized obesity care is an integral part of the Best Obesity Treatment in Sir Ganga Ram Hospital.