Disease

Definition

Disease refers to a disorder or abnormal condition that affects the body's normal functioning and is often associated with specific symptoms. It can be caused by various factors, including pathogens, genetic traits, environmental conditions, and lifestyle choices.

Related terms

Epidemic: An epidemic refers to the occurrence of cases of a particular disease in excess of what is normally expected within a specific population, community, or region.

Pandemic: A pandemic is an epidemic that has spread over multiple countries or continents and affects a large number of people worldwide.

Vector-borne Diseases: Vector-borne diseases are illnesses transmitted to humans through vectors such as mosquitoes, ticks, fleas, or other organisms that carry and transmit infectious pathogens.