Follow the list;
As fit as fiddle, black and blue, clean bill of health,
flare up, go under the knife, splitting headache and etc…
Follow the list for other examples and expressions;
43 Ways to Say You Are Beautiful in English
English Ways to I LIKE IT
Do You Want to Speak English Faster?
CHAT ABBREVIATONS in English
Words To Use Instead Of VERY in English
Collocations in English - GO and HAVE;