Meaning of the word "Fit as a fiddle" in English

What does "Fit as a fiddle" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

Fit as a fiddle

US /fɪt æz ə ˈfɪdl/
UK /fɪt æz ə ˈfɪdl/

Idiom

in excellent physical health

Example:
My grandmother is 80 years old, but she's still fit as a fiddle.
After a long recovery, he's finally fit as a fiddle and ready to go back to work.