Final answer:
The primary goal of health-related PSAs is to change attitudes and behaviors.
Step-by-step explanation:
The primary goal of health-related PSAs is to change attitudes and behaviors. PSAs, or public service announcements, are designed to educate and inform the public about health-related topics and promote positive behavior change. These campaigns aim to raise awareness, provide information, and encourage individuals to make healthier choices and adopt healthier lifestyles.