What is the primary focus of preventive healthcare?

The primary focus of preventive healthcare is centered on preventing diseases and promoting health through education and early interventions. This approach emphasizes the importance of proactive measures rather than reactive treatments. Preventive healthcare includes activities such as immunizations, health screenings, and lifestyle counseling, which aim to reduce the risk of developing chronic illnesses and enhance overall well-being. By focusing on prevention, individuals can maintain a healthier lifestyle and potentially avoid the need for more intensive treatments later on.

In contrast, the other options highlight aspects of healthcare that, while important, do not encapsulate the central goal of preventive healthcare. For instance, curing diseases effectively and providing immediate relief pertain more to the treatment phase of healthcare rather than prevention. Diagnosing health problems early is indeed beneficial, but it serves as a component of preventive care rather than its core focus. Thus, the answer correctly identifies the overarching aim of preventive healthcare— to foster health and prevent illness before it occurs.