For those receiving free school meals the closure of schools and settings has meant they have been home more often and more exposed to possible resultant stresses.
I'r rhai sy'n derbyn prydau ysgol am ddim, mae cau ysgolion a lleoliadau wedi golygu eu bod wedi bod gartref yn amlach ac wedi bod yn agored i straen posibl o ganlyniad i'r argyfwng.