Some different types of diseases include cardiovascular diseases, eye diseases, digestive system diseases and immune system diseases, explains the National Center for Biotechnology Information. Other examples include skin and connective tissue diseases, parasitic diseases, occupational diseases, respiratory tract diseases and nutritional diseases.
Cardiovascular is a disease category referring to pathological conditions affecting the heart, blood vessels and pericardium, notes the NCBI. Examples of diseases impacting the heart include endocarditis, myocardial ischemia, pulmonary heart disease and carcinoid heart diseases. Vascular diseases, such as diabetic angiopathies, thoracic outlet syndrome and arterial occlusive disease, are also classified as cardiovascular diseases.
The most prevalent eye diseases in individuals over 40 years old are age-related macular degeneration, glaucoma, diabetic eye disease and cataracts, as reported by WebMD. Examples of digestive system diseases include gastroesophageal reflux disease, Chron's disease, diverticulosis and cirrhosis, notes Des Moines University Osteopathic Medical Center.
Diseases of the immune system may occur if the immune system is too active, is too weak or attacks the body, states University of Rochester Medical Center. When a person is born with a weak immune system, the condition is described as a primary immune deficiency. When the condition responsible for the weakened immune system appears later in life, it is called an acquired immune deficiency. Examples of autoimmune diseases in which the immune system attacks the body include lupus and Type 1 diabetes.