Stomach infections are caused by harmful viruses, bacteria, or parasites that enter the digestive system, usually through contaminated food, water, or unwashed hands. These infections can lead to symptoms like abdominal pain, diarrhoea, vomiting, and fatigue. While common, they’re also largely preventable with the right habits. What Causes Stomach Infections? Stomach infections typically spread through: Consuming contaminated or undercooked food Drinking unsafe water Poor hand hygiene Contact with infected individuals Touching contaminated surfaces Building a daily routine that avoids these risk factors is the best long-term prevention strategy. How Does Handwashing Help Prevent Infections? Handwashing is the single most effective way to stop stomach infections from spreading. Proper technique includes: Washing for at least 20 seconds with soap and water Cleaning between fingers, under nails, and the back of the hands Washing after using the toilet, before eating or cooking, and ...