Diseases are a disorder of structure or function in a human, animal, or plant. They produce specific signs or symptoms that affect a specific location. Diseases are not always the direct result of a physical injury and be caused by many different things.
Bacteria: These organisms are responsible for illnesses, such as strep throat, urinary tract infections and tuberculosis.
Viruses: Viruses cause many diseases- from the common cold to AIDS.
Fungus: Many skin diseases, such as ringworm and athlete's foot, are caused by fungi. Other types of fungi can infect your lungs or nervous system.
Parasites: Malaria is caused by a tiny parasite that is transmitted by a mosquito bite. Other parasites may be transmitted to humans from animal feces.
Bacteria: These organisms are responsible for illnesses, such as strep throat, urinary tract infections and tuberculosis.
Viruses: Viruses cause many diseases- from the common cold to AIDS.
Fungus: Many skin diseases, such as ringworm and athlete's foot, are caused by fungi. Other types of fungi can infect your lungs or nervous system.
Parasites: Malaria is caused by a tiny parasite that is transmitted by a mosquito bite. Other parasites may be transmitted to humans from animal feces.