Elimination of HIV Transmission Risks through Viral Suppression: Undetectable=Untransmittable and its Impact among People Living with HIV

Table 1.

Estimated Numberof People Living with HIV, all ages, 2010 to 2024 (HIV statistics, globally andby WHO region, 2025) [1]

WHO region Estimated number of people living with HIV

2010 2023 2024

Global 32200000 40400000 40800000
[29200000-36000000] [36600000-45100000] [37000000-45600000]

African Region 21900000 26200000 26300000
[19900000-24300000] [23800000-29100000] [23900000-29300000]

Eastern and Southern Africa 16400000 20700000 20800000
[15000000-18000000] [19000000-22700000] [19100000-22800000]

Western and Central Africa 5500000 5600000 5600000
[4800000-6400000] [4900000-6400000] [4900000-6400000]

Region of the Americas 2600000 4100000 4200000
[2400000-3100000] [3600000-4500000] [3700000-4600000]

South-East Asia Region 3700000 3500000 3500000
[3200000-4500000] [3000000-4200000] [3000000-4200000]

European Region 1600000 3100000 3200000
[1500000-1800000] [2800000-3400000] [2800000-3400000]

Eastern Mediterranean 260000 560000 610000
[220000-330000] [480000-720000] [520000-780000]

Western Pacific Region 2000000 3000000 3000000
[1900000-2200000] [2800000-3200000] [2800000-3200000]

Source: UNAIDS/WHOestimates,2025.