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GP Warns: Lunch Habits Sabotage Health
14 Apr
Summary
- Eating speed impacts digestion, starting in the mouth with saliva.
- Rapid eating overrides fullness signals, leading to overconsumption.
- Fast eating may increase type 2 diabetes and insulin resistance risk.
Eating your lunch too quickly can have significant negative impacts on your health, according to Dr. Amir Khan, a practising NHS GP. He explains that digestion begins the moment food enters the mouth, with saliva containing enzymes that start breaking down carbohydrates.
When meals are consumed rapidly, larger food particles reach the stomach, forcing the body to work harder, potentially causing bloating, indigestion, and acid reflux. Furthermore, fast eating overrides the body's natural signals of fullness. It takes approximately 20 minutes for the brain to register satiety, meaning rapid eaters often consume more food than necessary.
This habit of overeating can negatively affect weight, blood sugar control, and overall metabolic health over time. Studies have indicated a potential relationship between fast eating and an increased risk of developing type 2 diabetes. Rapid eaters are also more likely to trigger specific cytokines, which can elevate insulin resistance.
