There are four main types of disease: infectious diseases, deficiency diseases, hereditary diseases, and physiological diseases. Diseases can also be classified in other ways, such as communicable versus …

Heart palpitations Heatstroke and heat illness Hepatitis A Hepatitis B Hepatitis C Hiatus hernia High blood pressure (hypertension) High cholesterol Hip problems in children and young people HIV Hives …

An alphabetical listing of common diseases and conditions, both chronic and infectious, that affect the everyday lives of Illinois residents.

May 16, 2025 · Infectious diseases are illnesses caused by harmful germs (pathogens) that get into your body. The most common causes are viruses, bacteria, fungi and parasites.

Jun 5, 2025 · NIAMS research focuses on arthritis & musculoskeletal & skin diseases. Learn about symptoms , causes, & treatment for more than 50 diseases and conditions.

Human disease - Classifications, Causes, Symptoms: Classifications of diseases become extremely important in the compilation of statistics on causes of illness (morbidity) and causes of death (mortality).

Explore comprehensive guides on hundreds of common and rare diseases and conditions from the experts at Mayo Clinic.

Noninfectious diseases can be caused by a wide variety factors, including genetics, the environment, or immune system dysfunction, to name a few. For example, sickle cell anemia is an inherited disease …

Jul 23, 2025 · Disease is a disruption in the normal functioning of the body or mind, often characterized by specific symptoms and signs. It can stem from various causes, including pathogens, genetic …

You will learn how infectious diseases differ from noninfectious diseases, important terminology that you will use as you study disease further in other lessons, and the different periods that occur during an …