Can people live on other planets? Why?

Let's solve the problem of eating, drinking and keeping warm first.

Even if the temperature of a planet is found to be very suitable for human habitation, there may not be food and drink waiting for us in the past; Besides, if we need 100 years to get there, we can't go there with 100 years of food and water, can we?

Unless humans can hibernate, interstellar migration is still a beautiful dream.