For my essay I will write about diseases, what causes them, and how to cure or prevent them. I will also explain the different type of diseases and how they affect us.

First off is the different ways diseases can infect us. One of the ways that can cause disease is infection it happens when microorganisms known as pathogens that have varieties of bacteria, viruses, protozoa, and fungi and can be passed on from hand to mouth contact, bites of insects that have the disease, and even contaminated food and water. Another way is genetically caused diseases such as most forms of cancer, heart disease, and mental disorders and they are passed on from one generation.

There are many ways to treat and prevent diseases here are some examples. Many diseases can be easily prevented via sanitation, good nutrition, exercise, vaccinations, self-care and public health. Also there is preventive therapy which is a way to avoid injuries sickness or disease in the first place. There is treatment or a cure applied after a problem has started. It tries to aid with or remove the problems, but they may not be permanent cures, mostly in chronic diseases. There are lots of diseases that can’t be cured but there are treatments for them.

There are many types of diseases and examples here are a few. Infectious diseases can be contagious such as the influenza or common cold spread form people to others. Or they are communicable because they spread to other people but not from normal contact, like in viral hepatitis. Non-communicable diseases are not transmissible from people such as genetic diseases like heart disease or cancer. Foodborne disease are spread from contaminated food and water with pathogens, toxins, viruses, or even poisons like in food poisoning. There are also mental diseases that include