In the last decade, unions have been focussing on how the workplace needs to adapt to workers going through the menopause, and the symptoms they experience as a result of this.
Yn ystod y degawd diwethaf, mae undebau wedi bod yn canolbwyntio ar sut mae angen i'r gweithle addasu i weithwyr sy'n mynd drwy'r menopos, a'r symptomau y maent yn eu profi o ganlyniad i hyn.