How should we not believe in Allah and that which hath come unto us of the Truth. And (how should we not) hope that our Lord will bring us in along with righteous folk?
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.