Question
What is Halacha for wearing a hearing aid on Shabbat?
Answer
The Poskim discussed this issue in length and have concluded that if it is left on from before Shabbat – it can be used and the volume can be altered.
(Shmirat Shabbat Kehilchata 34, 28)
Since the halachot of a hearing aid have been dealt with extensively by many authorities, and there are several issues involved.
