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Infectious diseases Typeit
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Viruses, bacteria, fungi and protists are microorganisms which can spread between individuals, causing disease. The pathogens can be spread by many methods, including in food, in water or in the air, or when an individual touches another individual, known as direct .
Viruses cause damage by living and reproducing inside within the body. One example of a viral disease is , native to Central and Western Africa, which causes haemorrhagic fever. Another serious example of a viral disease is HIV, spread by sexual contact or exchange of body . In HIV, the virus attacks the body's system, which causes long-term problems for the individual, but it can be controlled with the use of drugs.
An example of a bacterium that causes lung damage is . Bacterial diseases are often treated with antibiotics, but unfortunately, due to misuse and overuse, many strains have now become antibiotic . Since this particular disease is , a good way to reduce its spread is to regularly wash hands and surfaces on which the pathogen may settle.
Malaria is a disease caused by pathogens called . are the vectors of the disease, which makes them good targets for preventing the spread of malaria. This can be done by stopping them from breeding or by using to prevent them from biting people.