gnat

The interaction between small, two-winged insects and human skin, resulting in localized irritation, is a common occurrence in many environments. These encounters typically manifest as small, red, itchy welts that can cause significant discomfort. The discomfort arises from the insect’s feeding process, during which it pierces the skin to extract blood, often injecting saliva that contains anticoagulants and other proteins. This physiological response is the body’s reaction to these foreign substances, leading to the characteristic … Read more