The etiology of chronic diseases is multifactorial, often involving a combination of genetic, environmental, and lifestyle factors. Common [risk factors](href) include [tobacco use](href), [physical inactivity](href), [unhealthy diet](href), and [excessive alcohol consumption](href). These factors contribute to the development of conditions like hypertension, obesity, and [hyperglycemia](href), which are precursors to more severe chronic diseases.
