Article in English: Go to your doctor or a free clinic regularly to get screened for HIV and other STIs. Get tested together with a monogamous partner before deciding to stop using protection. You should continue to get tested regularly even when you are in a relationship, to be on the safe side. It is better to get tested than to unknowingly be infected with an STI.  Ask your partner to go with you if you're nervous. It's not lame to request that your partner do this enthusiastically and willingly. If your partner doesn't want to go together, ask them to go on their own and share the results with you. You can try saying, "I respect your need for privacy. But please remember that this affects both of our bodies and health. We need to share this information with each other." If your partner is not willing to practice safe sex, find another partner. Educating yourself can help keep you safe. One of the best ways to protect yourself is to boost your knowledge. Take some time to learn about different STIs. You can learn about methods of contraction, and symptoms. Your doctor is one of your best resources. Ask your doctor for some information or look at a reputable website.  For example, you should know that one of the most common STIs, chlamydia, often has no symptoms. For that reason, it is often unknowingly passed to others. Ask your doctor to test for all STIs before you sleep with a new partner. Genital warts are another common STI. These warts are easily spread by skin-to-skin contact. The flesh-colored bumps may look similar to cauliflower. Your doctor can help you find the best treatment plan. Many STIs don’t have visible symptoms; however, if you see any abnormalities on your partner’s genitalia, you should avoid having sex until they have visited the doctor. Know your body. If you notice any changes in your body, visible or not, don't hesitate to contact your doctor. You're always better safe than sorry. One of the best ways to prevent certain STIs is by getting vaccinated. There are currently vaccines that can be used to...

Summary in Chinese:
定期检查身体。 了解特定的症状。 接种疫苗。 接受治疗。 向医生咨询高风险性行为。