Even with proper pre-fast hydration and caffeine reduction, I almost always get a headache starting around hour 20-22 of a fast and growing from there. Taking a nap is sometimes possible and ...
Is someone who suffers from asthma and needs to use a nebulizer to make it easier for them to breath (not pekuach nefesh) allowed to use it on Yom Kippur? (In a way of course that it'll be turned on ...
Yesterday, a request was publicized in the name of R' Chaim Kanievsky to accept a fast in the afternoon to fast today for the medical recovery of R' Y.S. Elyashiv, unless it interferes with one's ...
Is there any problem with wearing a nicotine patch on Yom Kippur or any other fast day? (sources please)
After a fast often people get sick when they eat. What type of food or drink is the best way to break the fast and avoid becoming ill?
Can you take vitamins on a fast day?