People may also tell a partner they are being faithful in a monogamous relationship when in fact they are having sex outside the relationship as well. This means that if you have unprotected sex with a partner, you are betting your life on their being honest with you. Therefore, it's safer to use a condom if you are sexually active. Visit http://www.GlobalLifeworks.org and http://AIDSvideos.org to learn more. [Do you want to help prevent the spread of HIV/AIDS? Are you fluent in a language other than English? Then volunteer to translate a video into another language! Click http://AIDSvideos.org/translate.shtml to learn how you can help!!!]