English translation: Don't break your back - give your back a break!/Turn your back on backache/Fine for your spine
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GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)
German term or phrase:
das Kreuz mit dem Kreuz
Don't break your back - give your back a break!/Turn your back on backache/Fine for your spine
I too thought "Fine for your spine" was v. good, but in the end I came up with my own "Turn your back on backache", so I decided to give the points to the two phrases with "back" in 4 KudoZ points were awarded for this answer