However, chronic diseases vary based on age, location, and other risk factors. Asthma, which causes airways to narrow and restricts breathing, is the most common chronic disease in children.

Cavities (also called tooth decay) are one of the most common chronic diseases in the United States. One in six children aged 6 to 11 years and 1 in 4 adults have untreated cavities. Untreated ...

Aditi Chaturvedi, principal consultant, oncology, Max Super Speciality Hospital, Saket explained chronic diseases, “Most common chronic diseases are heart disease, hypertension, lung disease ...