Understanding the different types and categories of disease

From rare diseases to the most common diseases, it's easy to get overwhelmed by the sheer amount of information regarding symptoms, treatments and risks. Understanding how diseases are categorized and what the signifiers are of the different types of diseases can help take the fear out of your diagnosis.

Once you are diagnosed with a disease, it's important that you get the proper treatment. Seeing a doctor frequently and making sure you report any and all symptoms can help you get the best possible care. You may also want to look into support groups to further understand and learn to cope with your condition.

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Infectious Diseases

Infectious diseases are those that are spread by transferring bacteria, fungus and viruses. Common examples include colds, flus and conditions like chicken pox. These diseases may be easily contagious, spread by sneezing, drinking from the same cup and other methods of transference, or they may be more difficult to transfer, such as through blood or fluid exchange.

Infectious diseases generally spread from human to human, but may also spread from animal to human. One example of an animal-to-human transference is the H1N1 virus, which originated from pigs.

Genetic Diseases

The difference between infectious health diseases and genetic diseases is that genetic conditions are caused by abnormalities in a person's genetic makeup. They are categorized into four types:

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