If you've ever watched TV's "The Biggest Loser," you know that it's easier to maintain a healthy weight now than try to lose weight and overcome possible health conditions later. (Or as some people say, "A moment on the lips, forever on the hips.")
The same is true of your credit history, which affects everything from your purchasing power to your ability to get a reasonable loan rate or land a job. To get an idea of your credit history, potential lenders will examine your credit score. A high credit score can make it easier to get a credit card or loan, and may result in the lender setting a lower interest rate.