Final answer:
STIs can present with genital sores, discharge, and painful urination, but many are asymptomatic, leading to unintentional transmission and health complications if not treated. Pathogens causing STIs include viruses, bacteria, and parasites, with chlamydia and gonorrhea often unnoticed due to mild symptoms. Condom use reduces, but does not eliminate, the risk of STI transmission.
Step-by-step explanation:
Common Symptoms of STIs
Sexually transmitted infections (STIs) are often known for their subtle presence, leading to many cases being undiagnosed or untreated. Common symptoms of STIs may include genital sores, genital discharge, and painful urination. However, it's important to recognize that many STIs are asymptomatic, meaning they exhibit no symptoms, or they induce symptoms so mild that individuals may not notice them. Without symptoms, individuals may inadvertently transmit the infection to others and face potential long-term health complications if the infections are left untreated.
Pathogens causing STIs can be viruses, bacteria, or parasites, and common examples include chlamydia, gonorrhea, and syphilis, which are caused by bacteria. Two STIs that often go unnoticed include chlamydia and gonorrhea because they typically either cause no symptoms or very mild ones. Thus, routine screening and open communication with healthcare professionals are crucial for early detection and treatment. Additionally, while the proper use of condoms can significantly reduce the risk of transmission, it does not completely prevent it.