In the US at least, 90% of mortgages are fixed for the entire 30 years so that isn't a problem [0]. [0]: https://www.debt.org/real-estate/mortgages/30-year-fix

In the US at least, 90% of mortgages are fixed for the entire 30 years so that isn't a problem [0]. [0]: https://www.debt.org/real-estate/mortgages/30-year-fixed/#:~:text=With%20all%20this%20boosting%20it,backed%20mortgage%2Dguarantor%20Freddie%20Mac https://www.debt.org/real-estate/mortgages/30-year-fixed/#:~....