# Over 100 years of bird flu and human pandemics | Edinburgh Infectious Diseases | Edinburgh Infectious Diseases

> Roslin Institute scientists reviewed the history of bird flu viruses, finding that current strains have circulated in wild birds for at least 100 years. The paper notes that transmission to people occurs mainly through live bird markets in Asia.

- Date: 2019-05-14 · published 2019-05-14T12:00:00.000Z
- Category: report · region Global · magnitude low
- Page: https://feedsoft.ai/events/58969-over-100-years-of-bird-flu-and-human-pandemics-edinburgh-infectious-diseases
- 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

This is background research on viral evolution with no new supply event, so it has no direct effect on feed or meat prices.

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| HOGS | 2017-03-03 | [Increase in Human Infections with Avian Influenza A(H7N9) Virus During the Fifth Epidemic — China, October 2016–February 2017](https://feedsoft.ai/events/71873-increase-in-human-infections-with-avian-influenza-a-h7n9-virus-during-the-fifth.md) | -0.7% | -4.8% |
| HOGS | 2026-10-18 | [Detections of Highly Pathogenic Avian Influenza in Wild Birds \| Animal and Plant Health Inspection Service](https://feedsoft.ai/events/15874-detections-of-highly-pathogenic-avian-influenza-in-wild-birds-animal-and-plant.md) | -2.7% | — |
| HOGS | 2025-05-23 | [Diseases continue to cross species barrier as global bird flu cases double  \| The National](https://feedsoft.ai/events/16003-diseases-continue-to-cross-species-barrier-as-global-bird-flu-cases-double-the.md) | +2.2% | +14.1% |
| HOGS | 2020-01-17 | [China's 2019 pork output plunges to 16-year low as disease culls herd](https://feedsoft.ai/events/54965-china-s-2019-pork-output-plunges-to-16-year-low-as-disease-culls-herd.md) | +2.2% | -11.6% |
| HOGS | 2022-12-24 | [A Surprise in the December Hogs and Pigs Report: Breeding Herd Increases - Pork Business](https://feedsoft.ai/events/38373-a-surprise-in-the-december-hogs-and-pigs-report-breeding-herd-increases-pork.md) | -0.2% | -8.2% |
| SBM | 2023-06-28 | [Egg production recovers as bird flu subsides \| Food Dive](https://feedsoft.ai/events/35500-egg-production-recovers-as-bird-flu-subsides-food-dive.md) | +2.4% | +12.8% |
| SBM | 2017-03-03 | [Increase in Human Infections with Avian Influenza A(H7N9) Virus During the Fifth Epidemic — China, October 2016–February 2017](https://feedsoft.ai/events/71873-increase-in-human-infections-with-avian-influenza-a-h7n9-virus-during-the-fifth.md) | -2.0% | -4.8% |
| SBM | 2026-10-18 | [Detections of Highly Pathogenic Avian Influenza in Wild Birds \| Animal and Plant Health Inspection Service](https://feedsoft.ai/events/15874-detections-of-highly-pathogenic-avian-influenza-in-wild-birds-animal-and-plant.md) | -2.1% | — |

## Sources

- edinburgh-infectious-diseases.ed.ac.uk: https://edinburgh-infectious-diseases.ed.ac.uk/news-and-events/news-archive/2019-news/over-100-years-of-bird-flu-and-human-pandemics

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