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The Call-On-Doc Guide to HIV

Published on Feb 29, 2024 | 3:49 PM

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Understanding HIV, Transmission, Testing, and Treatment

What Is HIV?

HIV, or human immunodeficiency virus, is a virus that attacks the immune system, specifically CD4 cells (T cells), which help the body fight infections. Without treatment, HIV can weaken the immune system over time and lead to serious illness.

With modern medical care, people living with HIV can live long, healthy lives and significantly reduce the risk of transmitting the virus to others.

How HIV Is Transmitted

When it comes to recognizing whether you have HIV or not, getting tested is the only way to know for sure. (4) In the early stage, the condition can easily be confused with conditions like the flu and other sexually transmitted diseases, making regular STD screening important for anyone considered sexually active. 

HIV symptoms are defined in three stages that help to identify its level of progression in the human body. The stages recognized as acute HIV infection, clinical latency, and then acquired immunodeficiency syndrome, the first symptoms tend to arise two to four weeks after the initial sexual exposure as part of the infection’s first stage. (5) 

HIV is transmitted through specific body fluids from a person who has HIV and a detectable viral load.

Transmission can occur through unprotected sexual contact, sharing needles or syringes, and from parent to child during pregnancy, childbirth, or breastfeeding if untreated. HIV is not spread through casual contact such as hugging, sharing utensils, or using the same toilet.

Symptoms of HIV

HIV symptoms vary depending on the stage of infection.

Early HIV infection may cause flu-like symptoms such as fever, sore throat, rash, fatigue, swollen lymph nodes, and body aches. Many people have mild symptoms or none at all. Without treatment, HIV can progress silently for years before causing more serious health problems.

Because symptoms are often nonspecific, testing is the only way to know if someone has HIV.

How HIV Is Diagnosed

HIV is diagnosed through blood or oral fluid testing.

Modern HIV tests are highly accurate and can detect infection early. Routine testing is recommended for sexually active individuals, people with risk factors, and anyone who wants to know their status. Early diagnosis allows for prompt treatment and better health outcomes.

HIV Treatment and Management

HIV is treated with antiretroviral therapy (ART).

ART works by suppressing the virus to undetectable levels, which helps preserve immune function and prevent transmission. Treatment is lifelong and most effective when taken consistently as prescribed. When viral load is undetectable, HIV cannot be sexually transmitted, a concept known as U=U (Undetectable = Untransmittable).

HIV Prevention Strategies

Prevention plays a critical role in reducing new HIV infections.

Effective prevention strategies include condom use, routine testing, pre-exposure prophylaxis (PrEP), post-exposure prophylaxis (PEP), and avoiding needle sharing. Education and access to care are key components of prevention.

Living With HIV

People living with HIV can lead full, active lives.

With regular medical care, adherence to treatment, and ongoing monitoring, most individuals maintain good immune health and quality of life. Mental health support and addressing stigma are also important aspects of comprehensive care.

When to Seek Medical Care

Medical care should be sought after a potential HIV exposure, for new or concerning symptoms, or for routine testing and prevention planning.

Early evaluation allows for timely testing, treatment initiation, or preventive medication when appropriate.

HIV Care With Call-On-Doc

Call-On-Doc offers confidential, clinician-guided HIV care through telehealth.

Through a virtual visit, patients can:

  • Discuss HIV testing and prevention

  • Review results and next steps

  • Access treatment guidance and prescriptions when appropriate

Healthcare that fits your life — not your calendar.

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Shelly House, FNP-BC,

updated 01/29/2026 Shelly House, FNP, is a Family Nurse Practitioner and Call-On-Doc’s trusted medical education voice. With extensive experience in telehealth and patient-centered care, Ms. House is dedicated to making complex health topics simple and accessible. Through evidence-based content, provider collaboration, and a passion for empowering patients, her mission is to break down barriers to healthcare by delivering clear, compassionate, and practical medical guidance.

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