Lukegao1
创建页面，内容为“ Communicable diseases, also known as infectious diseases, are caused by pathogens such as bacteria, viruses, fungi, and parasites. These diseases can spread from person to person through various means, such as respiratory droplets, contact with bodily fluids, or touching contaminated surfaces. Here are some ways to avoid communicable diseases: 1. Wash your hands: Frequent hand washing with soap and water for at least 20 seconds is one of the most effective w…”