World Water Day
2026-03-22 08:00 - 2026-03-23 17:00 (Africa/Kampala)
Held on 22 March every year since 1993, World Water Day focuses on the importance of freshwater, celebrates water and raises awareness of the 2.2 billion people living without access to safe water. It is about taking action to tackle the global water crisis. A core focus of World Water Day is to support the achievement of Sustainable Development Goal 6: water and sanitation for all by 2030

World TB Day
2026-03-24 - 2026-03-25
World TB Day, observed annually on March 24, amplifies the urgency of ending tuberculosis, the world’s deadliest infectious disease. TB continues to devastate millions globally, inflicting severe health, social, and economic consequences.
The date marks the day in 1882 when Dr. Robert Koch announced that he had discovered the bacterium that causes TB, which opened the way towards diagnosing and curing this disease. Learn more.

One Health Summit – Lyon (April 5–7, 2026)
2026-04-05 08:00 - 2026-05-07 17:00

World Health Day
2026-04-07 - 2026-04-08
7 April is World Health Day

World Health Day 2026, observed on 7 April, calls on people everywhere to stand with science. Under the theme “Together for science”, this year’s observance launches a year‑long campaign celebrating the power of scientific collaboration to protect the health of people, animals, plants, and the plane. Learn more.

World Immunization Week
2026-04-24 08:00 - 2026-04-30 17:00
World Immunization Week is celebrated annually during the last week of April (April 24–30) to promote vaccine use, protecting people of all ages against diseases. Led by the WHO, the 2025 theme is “Immunization for All is Humanly Possible,” highlighting vaccines’ role in saving over 154 million lives in 50 years.
