A single intricate cell makes up a bacterium. It is able to tolerate on its own, both inside and outside of the body. Most bacteria don't damage people. In truth, our bodies are full of many kinds of bacteria, especially in the stomach where they help with digestion. But some microorganisms can cause sickness. Bacterial infectious diseases can harm the skin, intestines, lungs, throat, and several other body organs. When bacteria enter the body, they grow, set off a reaction from the immune system, and infect the host cell. Germs can enter your body through an incision in your skin, such as a cut or surgical wound, or through your airway, leading to illnesses like bacterial pneumonia. Coughs, sneezes, vomits, and bites from diseased critters or bugs are some of the ways that infections are passed from one person to another. The Microbiology Conference 2023 will cover greater details on bacteriology.