“A society in which people’s physical and mental well-being is maximised and in which choices and behaviours that benefit future health are understood”
Cymru iachach: “Cymdeithas lle mae llesiant corfforol a meddyliol pobl cystal â phosibl a lle mae modd deall dewisiadau ac ymddygiad sydd o fudd i iechyd yn y dyfodol”