# Questions and answers on avian influenza A(H5N1) - PAHO/WHO | Pan American Health Organization

> PAHO and PANAFTOSA describe an epidemic of highly pathogenic H5N1 avian influenza in the Americas since 2022, linked to clade 2.3.4.4b. Sixteen countries have reported infections in birds and other animals, and two have confirmed human cases by early July 2023.

- Date: 2023-07-26 · published 2023-07-26T12:00:00.000Z
- Category: disease · region Americas · magnitude low
- Page: https://feedsoft.ai/events/16166-questions-and-answers-on-avian-influenza-a-h5n1-paho-who-pan-american-health
- Commodities: [Lean Hogs](https://feedsoft.ai/c/HOGS.md), [Chicken](https://feedsoft.ai/c/CHICKEN.md), [Soybean Meal](https://feedsoft.ai/c/SBM.md)

## Why it matters

Sustained poultry losses and control measures in the Americas can tighten chicken and egg supply, but this piece is a general health briefing with no new price-moving event.

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| HOGS | 2017-06-15 | [Questions and answers on avian influenza](https://feedsoft.ai/events/70383-questions-and-answers-on-avian-influenza.md) | +4.8% | +11.6% |
| HOGS | 2023-06-01 | [Can One Health fight H5N1 avian influenza? - The Lancet Planetary Health](https://feedsoft.ai/events/16178-can-one-health-fight-h5n1-avian-influenza-the-lancet-planetary-health.md) | +5.4% | +14.4% |
| HOGS | 2019-08-21 | [Simulation exercise: Avian influenza, African swine fever and classical swine fever in Costa Rica - WOAH - World Organisation for Animal Health](https://feedsoft.ai/events/57469-simulation-exercise-avian-influenza-african-swine-fever-and-classical-swine.md) | -4.0% | -11.2% |
| HOGS | 2023-03-29 | [Avian Influenza: An Update for Veterinarians – American Association of Swine Veterinarians](https://feedsoft.ai/events/16204-avian-influenza-an-update-for-veterinarians-american-association-of-swine.md) | -4.4% | -2.2% |
| HOGS | 2025-01-28 | [Enhancing the response to avian influenza in the US and globally - The Lancet Regional Health – Americas](https://feedsoft.ai/events/16030-enhancing-the-response-to-avian-influenza-in-the-us-and-globally-the-lancet.md) | +2.0% | +6.6% |
| SBM | 2017-06-15 | [Questions and answers on avian influenza](https://feedsoft.ai/events/70383-questions-and-answers-on-avian-influenza.md) | -1.3% | +5.0% |
| SBM | 2022-12-03 | [Epidemiological Update- Outbreaks of avian influenza and public health implications - 3 December 2022 - PAHO/WHO \| Pan American Health Organization](https://feedsoft.ai/events/16223-epidemiological-update-outbreaks-of-avian-influenza-and-public-health.md) | +9.8% | +13.7% |
| SBM | 2023-06-01 | [Can One Health fight H5N1 avian influenza? - The Lancet Planetary Health](https://feedsoft.ai/events/16178-can-one-health-fight-h5n1-avian-influenza-the-lancet-planetary-health.md) | +2.6% | +1.5% |

## Sources

- paho.org: https://www.paho.org/en/news/26-7-2023-questions-and-answers-avian-influenza-ah5n1

---
Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.