Nutrition plays a critical role in disease prevention by providing essential nutrients that bolster the immune system and reduce risks associated with chronic diseases. A balanced diet rich in fruits, vegetables, whole grains, and healthy fats can lower the likelihood of conditions such as heart disease, diabetes, and obesity. Proper nutrition also supports the body’s ability to recover from illness and maintain overall health. By adhering to a nutrient-dense diet, individuals can not only enhance their overall well-being but also protect themselves against various diseases, making nutrition a vital component of preventive healthcare.