Co-signing a loan shows trust but carries shared liability that affects your credit health. Timely payments can improve your score, while defaults harm it. Consider the impact on your debt-to-income ratio and future borrowing before co-signing.

​Co-signing a loan shows trust but carries shared liability that affects your credit health. Timely payments can improve your score, while defaults harm it. Consider the impact on your debt-to-income ratio and future borrowing before co-signing.