Say: Have ye thought, if Allah made day everlasting for you till the Day of Resurrection, who is a god beside Allah who could bring you night wherein ye rest? Will ye not then see?
Times are computed by method; your mosque's timetable governs the adhan. Every text carries its source and grade. Nothing here is a fatwa, a prediction, or a substitute for a doctor: your own scholar decides what is contested, and the tradition itself says the practice is alongside treatment, never instead of it.