I am poor enough to eat instant noodles and care about my health.

I laughed when someone said that eating instant noodles was unhealthy. I am poor enough to eat instant noodles and care about my health.

This sentence is complete. Some people say that eating instant noodles is unhealthy, so I laughed. I am poor and care about my health. This is a kind of self-ridicule, expressing that if you are poor enough to eat instant noodles, you don't care about health.