their relationship? or does this take the romance out of their marriage really?

how knowing about future problems ,,even possible seperation would be good for both to know about in advance and to try to prevent? IS IT POSSIBLE TO PREVENT THINGS ? for example...say it shows that will divorce in 10 years.due to one cheating,,.why get married then?

please explain what you can.

how common this is? (especially in countries such as India? for how long and why?)

thanks for your answers!