How can a sick person do wudu?

It is not obligatory to wash artificial limbs when doing wudoo’

The ruling on adding “ar-Rahmaan ar-Raheem” when mentioning the name of Allah before doing wudoo’

She is asking about renewing her wudoo’ in the Haram even though there are men passing by

Definition of the ankle and the ruling on including it when washing the foot in wudu

The effect of permeable nail polish on the validity of wudu

Is it obligatory to wash inside the eye when doing wudoo’?

Someone told him that it was not obligatory to wash the arms in wudoo’; what is the ruling on the prayers he offered previously?