on the mend

(idiom) getting better after being sick

Example Sentences:

Son: How are you feeling, mom? Do you still have a cold?
Mom: I think I am on the mend. I still have a cold, but I feel like I am a lot better.

After a long illness, Samuel is finally on the mend.

Similar idioms:

1. pull through
2. under the weather
3. call in sick
4. feel like a million dollars
5. on second thought