Meaning of the word "after dinner sleep a while, after supper walk a mile" in English

What does "after dinner sleep a while, after supper walk a mile" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

after dinner sleep a while, after supper walk a mile

US /ˈæftər ˈdɪnər slip ə waɪl, ˈæftər ˈsʌpər wɔk ə maɪl/
UK /ˈɑːftə ˈdɪnə sliːp ə waɪl, ˈɑːftə ˈsʌpə wɔːk ə maɪl/
"after dinner sleep a while, after supper walk a mile" picture

Idiom

a traditional proverb suggesting that a short rest after a midday meal and a short walk after an evening meal are beneficial for health

Example:
My grandfather always said, 'after dinner sleep a while, after supper walk a mile' to stay healthy.
I try to follow the old advice: after dinner sleep a while, after supper walk a mile.