from the cradle to the grave
US /frʌm ðə ˈkreɪdl tu ðə ɡreɪv/
UK /frʌm ðə ˈkreɪdl tu ðə ɡreɪv/

1.
throughout a person's entire life, from birth until death
:
•
He was a loyal fan of the team from the cradle to the grave.
•
She dedicated her life to helping others from the cradle to the grave.