Final answer:
The average life expectancy for someone with HIV can be similar to the general population with proper treatment, but it varies by region due to differences in healthcare. In countries with advanced healthcare systems, people with HIV can live much longer, whereas in regions with limited access, such as Sub-Saharan Africa, life expectancy is significantly impacted.
Step-by-step explanation:
The average life expectancy for someone with HIV varies globally, influenced by access to medical care and treatment regimens. With proper medical treatment, such as antiretroviral therapy, individuals with HIV can live productive lives for many years, potentially reaching an average human lifespan. Antiretroviral treatments have led to a decline in deaths and an increase in life expectancy for those living with HIV. Earvin "Magic" Johnson is a notable example; diagnosed in 1991, he remains well over 20 years later.
Life expectancy does differ around the globe due to disparities in healthcare access and quality. In high-income countries like the U.S., there are more survivors of HIV infections and AIDS, which is partially attributed to better healthcare services. Sub-Saharan Africa, with a high prevalence of HIV/AIDS, has seen a significant reduction in life expectancy due to the disease, often associated with poorer access to healthcare.
It's important to note that life expectancy and quality of life can be significantly improved with early diagnosis and proper treatment, highlighting the need for improved healthcare access worldwide.