if its" well made",,it will last decades,,I use osage mostly so that is what I have the most experience with
Pope was testing some bows that were 100 years old,,one comes to mind that was hickory and sinew,,Ishi shot quite a few of them and really overdrew them as well,, so there is quite a bit of documentation confirming long life of wood bows,, if the bow is of poor design and overstrained to begin with,, one or 10 years who knows,, maybe if no one shoots if for 10 years it will make it