They worked in partnership with Public Health Wales and found evidence that online NHS sexual health information was not accessible in a youth-friendly way.
Roeddent yn gweithio mewn partneriaeth ag Iechyd Cyhoeddus Cymru ac fe ganfuwyd tystiolaeth nad oedd gwybodaeth iechyd rhywiol ar-lein y GIG ar gael mewn ffordd hwylus i bobl ifanc.