What is Bariatric Surgery?

Jun 25, 2025
Author: Suraj Bobale

In our fast-paced society the issue of obesity has become one of the biggest health problems, impacting millions across the globe. If traditional methods for losing weight such as diet, exercise and lifestyle modifications fail to yield sustainable results, Bariatric Surgery, also known as weight loss surgery – provides a medically-approved solution to ensure lasting and significant weight reduction.

To better understand this important topic, let’s delve deeper into what is bariatric surgery and explore its benefits.

Bariatric Surgery involves a variety of methods that change the way you digest to aid those with extreme obesity to reduce excess weight as well as improve overall wellbeing

Why is Bariatric Surgery Performed?

1. To Treat Severe Obesity
The main reason to undergo the bariatric procedure is for treating morbid weight gain, a condition that occurs when a person’s Body Mass Index (BMI) is greater than 40 or 35+ in conjunction with weight-related issues like hypertension or diabetes. For these patients, traditional methods for weight loss usually are not effective.

2. To Reduce Risk of Life-Threatening Health Problems
Bariatric surgery doesn’t only about weight loss, it’s an essential treatment for a variety of. It can drastically enhance or even eliminate the symptoms of health problems, such as:

  • Type 2 Diabetes
  • Sleep Apnea
  • High Blood Pressure
  • Heart Disease
  • Joint Pain and Osteoarthritis
  • Fatty Liver Disease
  • Polycystic Ovary Syndrome (PCOS)

3. To Enhance Quality of Life

The patients who undergo surgery to lose weight generally notice substantial improvement in:

  • Mobility
  • Mental health
  • Self-esteem
  • Sexual health
  • Energy levels
  • Social life

What is Bariatric Surgery?

Patients who have failed with diet plans exercise regimens, fitness programs, or even medication may have the benefit of surgery. Surgery for bariatrics is typically looked at as a treatment option when:

  • BMI >= 40, or
  • BMI >= 35 and severe co-morbidities
  • At the very least, 6 months of monitored weight loss programs have proven ineffective

Types of Bariatric Surgery

Before exploring options, it’s essential to know what is bariatric surgery and how it may fit into your weight loss journey.

There are many types of bariatric surgeries and the one that is right for you will depend on your individual health issues and weight loss goals and risk profile for surgery.

1. Gastric Bypass (Roux-en-Y)
A very popular methods, gastric bypass is making a small pouch on the very top of the stomach, and then linking it straight to the small intestinal. This limits the quantity of food you consume and reduces the absorption of calories.

Benefits:

  • Rapid weight loss
  • Increased insulin sensitivity
  • Long-term success rate

2. Sleeve Gastrectomy
Also called gastric sleeve surgery, it involves the removal of approximately 80% of your stomach and leaving the body with a”banana”-shaped “sleeve.” It restricts the amount of food consumed and alters the hormones that regulate hunger.

Benefits:

  • More simple than bypass
  • There is no rerouting of the intestinal route
  • Effective weight loss

3. Adjustable Gastric Band
In this method it is necessary to place a band over the upper portion of the stomach. This creates an encapsulated pouch. The band can be adjusted and can be loosened or tightened in time.

Benefits:

  • Reversib
  • The least invasive
  • Slower, but steady weight loss

4. Biliopancreatic Diversion with Duodenal Switch (BPD/DS)
The procedure is complex and involves the removal of an extensive portion of stomach and redirecting the intestines. It provides the greatest weight loss, but it comes with a higher risk of nutritional harm.

Benefits:

  • Maximum weight loss
  • High success rate in the remission of diabetes
  • Ideal for patients with hyper-obesity

Risks and Considerations

While bariatric surgery has positive outcomes, it’s crucial that you are aware of possible risk factors and lifestyle changes:

Potential Risks:

  • The surgical complications (bleeding or infection)
  • Deficiency in nutrient levels (especially when bypassed or in the BPD/DS)
  • Dumping syndrome
  • Gallstones
  • Psychological challenges to adjust

Lifestyle Commitment:

  • Changes to diet that last forever
  • Regular exercise
  • Long-term vitamin/mineral supplementation
  • Regular medical check-ups

Eligibility Criteria for Bariatric Surgery

Not everyone qualifies for weight loss surgery. Here are the basic eligibility requirements:

  • BMI >= 40 or BMI > 35 in obesity-related health problems
  • Failures in weight loss that isn’t surgical
  • Age range between 18 to age of 18 to (exceptions apply)
  • There are no untreated mental disorders
  • Engagement to make long-term lifestyle changes

A multidisciplinary team, including an bariatric surgeon, psychologist, nutritionist, and a physician usually evaluate each applicant.

Benefits of Bariatric Surgery

When performed by skilled surgeons, and followed by the appropriate post-operative medical care, bariatric surgery could provide life-changing benefits:

  • Consistent weight loss (60-80 percent due to excess weight)
  • Remission or reduction in type 2 diabetes
  • Improved cardiovascular health
  • Lower risk of certain types of cancer
  • More fertile and better pregnancy results
  • Reduction in the need for medication
  • Longer life expectancy

Conclusion

Bariatric surgery does not just provide an aesthetic procedure, but rather an effective medical treatment for those who suffer from extreme obesity and health problems. Although it’s not a solution for all problems but it can give you the chance to rebuild your health, life, and confidence when backed by a qualified medical team and patient dedication.

Finally, remember that exploring what is bariatric surgery can open doors to improved well-being.

If you or someone in your family is thinking about weight loss surgery, speak with an experienced bariatric surgeon who is certified to discuss the best option to meet your goals and condition. Be aware that the path towards wellness begins with the first step. Make it an informed one.

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