INFECTIOUS DESEASES WHAT ARE THEY? Infectious diseases are caused by pathogenic microorganisms such as bacteria, viruses, parasites or fungi. These diseases can be transmitted, directly or indirectly, from one person to another. TIPES: -HIV:One way to transmit HIV is through sexual intercourse, although it can also be transmitted through the blood. - Meningitis. It is the inflammation of the meninges, membranes that cover the central nervous system. - Flu:It is possibly one of the most infectious, and above all, the most common. It is also one of the most contagious. - Cholera:It is an acute diarrheal disease caused by Vibrio Cholerae. The infection is caused by the ingestion of contaminated food, but especially by eating food that is in water contaminated by infected human faeces. - Mononucleosi:The infection is caused by the Epstein Barr virus. It is better known as kiss disease. - Herpes:According to the SAR, herpes is an "eruption that appears in isolated a...