The cost of gastric sleeve surgery varies depending on the country, healthcare provider, and insurance coverage. In the U.S., prices range from $15,000 to $25,000. In countries with public healthcare systems like the UK, the procedure may be covered by the NHS, though private options are available for those seeking quicker treatment.

A sick tummy feeling refers to nausea, which can have many causes, including gastritis, food poisoning, or acid reflux. Depending on the severity, nausea may be treated with antacids, dietary adjustments, or medications like anti-nausea drugs.

Gastric RNY, or Roux-en-Y gastric bypass, remains one of the most effective surgical options for treating obesity. By reducing the size of the stomach and bypassing a portion of the intestines, patients experience a significant reduction in hunger and an inability to eat large meals. Gastric RNY can lead to rapid weight loss and improvement or resolution of obesity-related conditions such as type 2 diabetes, sleep apnea, and hypertension.

Gastric banding is a type of bariatric surgery in which an adjustable band is placed around the upper part of the stomach to create a small pouch that limits food intake. It is one of the least invasive forms of weight-loss surgery but has fallen out of favor due to its lower success rates compared to other procedures like the sleeve gastrectomy or Roux-en-Y bypass. The band can be adjusted or removed, making it more flexible than other surgeries.