Chronic diseases are
known to be long-term medical conditions that are generally progressive. It is
known to be the major cause of disability and the major cause of premature
adult deaths all over the world. World Health Organization (WHO) estimates that
almost half of all chronic disease deaths occur in people under the age of 70. <span> Some common chronic
diseases include diabetes, stroke, chronic respiratory problems, and heart
disease. These different diseases may be inherited or are a result of unhealthy
lifestyles. Chronic diseases directly affect the quality of life of
individuals.</span>