You can have all the wealth in the world, however, without your health it will be difficult to enjoy your wealth.
If you misuse your car you can replace it. If you misuse your phone you can replace it. However with your body you only have one body which can not be replaced.
Exercising at the gym, playing sports, getting adequate sleep, meditating and following a proper diet plan all aid to your healthy body.
Taking care of your body may not be urgent, however, it is very important!