Meaning of the word "prevention is better than cure" in English

What does "prevention is better than cure" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

prevention is better than cure

US /prɪˈven.ʃən ɪz ˈbet̬.ɚ ðæn kjʊr/
UK /prɪˈven.ʃən ɪz ˈbet.ər ðæn kjʊər/
"prevention is better than cure" picture

Idiom

it is easier to stop a problem from happening than to stop or correct it after it has started

Example:
Regular exercise and a healthy diet are important because prevention is better than cure.
We should fix the roof before the rainy season; prevention is better than cure.