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Common Sexually Transmitted Infections (STIs): Prevention, Symptoms, and Treatment
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Sexually Transmitted Infections (STIs) are infections that spread from one person to another through sexual contact. They represent a global public health concern, affecting people of all ages and backgrounds. We explore some of the most common STIs, their prevention, symptoms, and available treatments.

1. Chlamydia: The Silent Infection

Prevalence: Chlamydia is one of the most widespread STIs globally.

Symptoms: Often asymptomatic, but can cause genital pain, discharge, and discomfort during urination. Complications: If left untreated, chlamydia can lead to blocked fallopian tube and infertility.

2. Gonorrhea:

Prevalence: Common worldwide, especially among young adults.

Symptoms: Symptoms may include painful urination, genital discharge, and pelvic pain.

Complications: Untreated gonorrhea can lead to infertility, rash, joint infection, newborn infection and an increased risk of HIV transmission.

3. Human Papillomavirus (HPV):

Prevalence: Extremely common; most sexually active individuals contract HPV at some point.

Symptoms: Genital warts and, in some cases, a risk factor for cervical cancer, penile and throat cancer.

Prevention: Vaccination is available for some HPV strains.

4. Herpes Simplex Virus (HSV): Oral and Genital Herpes

Prevalence: Common worldwide, with two main types—HSV-1 (oral) and HSV-2 (genital).

Symptoms: Painful sores or blisters, flu-like symptoms during outbreaks.

Management: Antiviral medications can help manage symptoms, but there is no cure.

5. Syphilis:

Prevalence: Less common than some other STIs but can have severe consequences if untreated. Symptoms: Progresses through stages, with symptoms ranging from painless sores, rash, heart and brain disease.

Treatment: Antibiotics are effective in treating syphilis at various stages.

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6. HIV/AIDS: The Global Epidemic

Prevalence: Worldwide pandemic affecting millions.

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Symptoms: Early symptoms mimic flu, but HIV can progress to AIDS if untreated. This weakens the body immunity and leads to severe infections and cancer.

Prevention: Safe sex practices, pre-exposure prophylaxis (PrEP), and awareness.

7. Hepatitis B Virus

Prevalence: Worldwide pandemic affecting millions. Contacted from sex, sharing of sharps and infected body fluids.

Symptoms: Early symptoms mimic flu, but HBV can progress to chronic liver disease in children and some adults.

Prevention: Safe sex practices, Vaccination and awareness.

Prevention and Safe Practices:

  1. Condom Use: Consistent and correct use of condoms reduces the risk of many STIs.
  2. Vaccination: Vaccines are available for HPV and Hepatitis B.
  3. Regular Testing: Routine STI testing is crucial for early detection and treatment.
  4. Communication: Open communication with sexual partners about STI status and prevention.

Seeking Medical Help:

If you suspect you have an STI or engage in high-risk behaviors, seek medical advice promptly. Many STIs are treatable if detected early. Initiate an online consultation with Mascot Healthcare or Visit the Clinic for further assisstance.

Get Confidential STI Testing & Treatment in Lagos

Mascot Healthcare Clinic in Akoka (Yaba), Lagos offers fast, confidential STI testing and treatment with same-day results, pre- and post-test counselling, and partner care. Walk-ins welcome, Mon–Sat.

View STI Test Packages & Book a Visit

Medically reviewed by Dr. Lawal Taiye (MBBS, Ibadan) — Mascot Healthcare Clinic, Akoka, Lagos.