What precautions will you take to justify "prevention is better than cure"?

(N/A) To justify the principle of "prevention is better than cure", the following precautions should be taken:
$(1)$ Maintaining personal and environmental hygiene to prevent the growth of pathogens.
$(2)$ Creating awareness about the nature of diseases and their causal organisms.
$(3)$ Consuming a balanced diet to strengthen the immune system.
$(4)$ Regular medical check-ups for early detection and prevention of potential health issues.