同病相憐れむ。の英語

Misery loves company.

Fellow sufferers pity [sympathize with] one another.

They are companions in misery

“Misery loves company.”【イディオム・格言的】

The invalid is much better.

a sympathetic pain

The patient is now out of danger.

Sick people tend to be pessimistic.

The invalid grows worse and worse every hour―hourly grows worse.

We have snatched her from the jaws of death.

The convalescent is gaining flesh―gathering flesh―putting on flesh.

It is all over with the invalid

It is all up with the invalid

He is a gone case.

His illness grows worse and worse.

His illness goes on growing worse and worse.

Sympathy is welcome to the sick.

The invalid is neither better nor worse.

alternate between joy and grief

He is dangerously ill.

You must cheer up the invalid.

The invalid becomes worse and worse.

The invalid is rather worse（than otherwise）―worse, if anything.

The invalid is dangerously ill―in a critical condition―His life is in danger.

be prostrate with grief

How is the invalid?

The invalid is safe （from danger）―free from danger―out of danger.

The invalid is getting better―improving in health―on the mend―on the mending hand―convalescent.

The invalid is convalescent―getting better―on the mending hand―on the mend―improving in health―on the road to recovery.

to be emaciated from illness