Infectious diseases 1. Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're…

Infectious diseases 1. Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful, but under certain conditions, some organisms may cause disease. 2. Some infectious diseases can be passed from person to person. Some are transmitted by bites from insects or animals. And others are acquired by ingesting contaminated food or water or being exposed to organisms in the environment. 3. Signs and symptoms vary depending on the organism causing the infection, but often include fever and fatigue. Mild complaints may respond to rest and home remedies, while some life-threatening infections may require hospitalization. 4. Many infectious diseases, such as measles and chickenpox, can be prevented by vaccines. Frequent and thorough hand-washing also helps protect you from infectious diseases. 5. Each infectious disease has its own specific signs and symptoms. General signs and symptoms common to a number of infectious diseases include: •​Fever •​Diarrhea •​Fatigue •​Muscle aches Задание 1. Выберите из текста информацию и дополните следующие высказывания: 1.​Infectious diseases are ……………. 2.​Some organisms are ………, some organisms may …………. 3.​Some infectious diseases can be passed……………. 4.​Some are transmitted by bites from …………. 5.​Some infectious diseases are acquired by ……………. or water. 6.​Signs and symptoms depend on………………… 7.​Many infectious diseases can be prevented by …………… 8.​You can also protect yourself from infectious diseases by ……………... 9.​General signs and symptoms include: