Disease index
Diseases and indicators currently covered, by category. Each disease page gives the definition used, global distribution, the source ledger and known limitations.
Respiratory
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Influenza
Seasonal influenza. WHO FluNet provides global laboratory detections; for the EU/EEA, ECDC ERVISS primary-care sentinel positivity is the main source from ISO week 40 of 2022.
latest available: Oct 26, 2026
stitched series · 39fingerprint
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COVID-19
The WHO global dashboard (daily → ISO week) is authoritative; OWID is used only as a cross-check and currently fills no gaps.
latest available: Oct 5, 2026
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Respiratory syncytial virus (RSV)
Currently only ECDC ERVISS (EU/EEA primary-care sentinel) positivity.
latest available: Oct 19, 2026
Vaccine-preventable
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Measles
WHO/UNICEF annual reported cases (GHO). Latest available year per country.
latest available: 2025
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Rubella
WHO/UNICEF annual reported cases (GHO). Latest available year per country.
latest available: 2025
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Diphtheria
WHO/UNICEF annual reported cases (GHO). Latest available year per country.
latest available: 2025
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Pertussis (whooping cough)
WHO/UNICEF annual reported cases (GHO). Latest available year per country.
latest available: 2025
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Poliomyelitis
WHO GHO annual reported cases; the latest data in this indicator stop at 2018, so it is historical context only.
latest available: 2018
Enteric
Vector-borne
Viral haemorrhagic fevers
Notifiable diseases (US)
Date coverage by source
Each source keeps its own period: nothing is aligned to a common date range or back-filled. Older series stay visible and are labelled with their latest available date.
| Disease | Source | Step | First period | Latest available | Countries/areas | Series pages |
|---|---|---|---|---|---|---|
| Influenza | WHO FluNet + ECDC ERVISS | weekly | 1995 | Oct 26, 2026 | 127 | 39 |
| COVID-19 | WHO COVID-19 dashboard + Our World in Data | weekly | 2020 | Oct 5, 2026 | 62 | 62 |
| Respiratory syncytial virus (RSV) | ECDC ERVISS | weekly | 2022 | Oct 19, 2026 | 26 | – |
| Measles | WHO GHO | annual | 1974 | 2025 | 213 | 30 |
| Rubella | WHO GHO | annual | 1997 | 2025 | 213 | 30 |
| Diphtheria | WHO GHO | annual | 1974 | 2025 | 213 | 30 |
| Pertussis (whooping cough) | WHO GHO | annual | 1974 | 2025 | 213 | 30 |
| Poliomyelitis | WHO GHO | annual | 1980 | 2018 | 194 | 30 |
| Cholera | WHO GHO | annual | 2011 | 2016 | 71 | 30 |
| Malaria | WHO GHO | annual | 2000 | 2024 | 108 | 30 |
| Dengue | OpenDengue | annual | 1924 | Apr 30, 2025 | 118 | 30 |
| US notifiable diseases (NNDSS) | US CDC NNDSS | weekly | 2022 | 2026-W42 | 1 | – |
| Ebola virus disease (EVD) | COUSP-RDC via OCHA HDX + INRB-UMIE BDBV2026-Data + ECDC + WHO Disease Outbreak News | Daily (cumulative) | May 14, 2026 | Oct 29, 2026 | 6 | – |