And if ye turn away, still I have conveyed unto you that wherewith I was sent unto you, and my Lord will set in place of you a folk other than you. Ye cannot injure Him at all. Lo! my Lord is Guardian over all things.
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.