Mae hyn hefyd yn golygu addysgu disgyblion sut i fyw bywydau iach a galluogi disgyblion a staff i reoli pob agwedd ar amgylchedd yr ysgol sy'n dylanwadu ar eu hiechyd.
This also involves teaching pupils about how to lead healthy lives and enabling pupils and staff to take control over aspects of the school environment which influence their health.