Health literacy is a fundamental aspect of a person's well-being. It refers to the ability to comprehend, access, and utilize healthcare information for making informed decisions. However, there are several other terms that are used interchangeably with health literacy, such as health communication, health education, and health promotion. These terms all relate to the concept of empowering individuals with the necessary knowledge and skills to improve their health outcomes. Other related terms include health information literacy and health knowledge, which both focus on the acquisition and application of health information. Ultimately, regardless of which synonym is used, the importance of health literacy in promoting individual and community health cannot be overstated.