International Headache Society
Also known as: Ihs
Publication of peer-reviewed journal-Cephalalgia; Educational materials; Development and publication of international headache guidelines and classification; Education of neurologists and other HCPs in underserved countries/regions; Scientific research grants; Website; Bi-ennial international congress; Support for young physicians attending international headache congresses and headache centres
Activities & Mission
Publication of peer-reviewed journal-Cephalalgia; Educational materials; Development and publication of international headache guidelines and classification; Education of neurologists and other HCPs in underserved countries/regions; Scientific research grants; Website; Bi-ennial international congress; Support for young physicians attending international headache congresses and headache centres
Grants
International Headache Society makes grants as part of its work.
- Gives grants to
- organisations and individuals
- Grants paid (2025)
- £168,730
- Who it helps
- the general public
- What it supports
- education and training and the advancement of health or the saving of lives
As recorded with the Charity Commission. To ask about applying, use the contact details and check the trustees and latest accounts below.
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Where this charity is registered to operate, as self-declared to the Charity Commission. These are regulatory classifications, not a list of active programmes, and don't necessarily indicate fundraising activity in each location.
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Financial Information
Financial Efficiency
Latest Financial Breakdown
Income Sources
Expenditure Categories
Financial Trend
Annual Returns
As filed with the Charity Commission for England and Wales. Most recent filing covers the financial year ending 2025.
One or more years show a significant change in income (over ±100%) compared with the prior year. This usually reflects a merger, transfer of activities, restated accounts, or a one-off legacy — not necessarily a real change in operating scale. See the methodology for context.
| Financial Year | Income | Expenditure | Charitable Spending | Net Assets | Reserves | Staff |
|---|---|---|---|---|---|---|
| 2025 | £1,563,200 | £1,476,600 | £955,046 | £3,385,535 | £2,240,091 | 0 / 150 |
| 2024 | £705,217 | £658,495 | £414,702 | £3,201,364 | £3,135,317 | 0 / 150 |
| 2023 | £894,676 | £923,486 | £809,499 | £2,999,356 | £2,919,487 | 0 / 150 |
| 2022 | £1,035,786 | £852,678 | £756,623 | £3,089,613 | £2,900,726 | 0 / 3 |
| 2021 | £1,223,728 | £687,680 | £676,503 | £2,997,207 | £2,715,873 | 0 / 3 |
Staff column shows: Employees / Volunteers
Frequently asked questions about International Headache Society
What does International Headache Society do?
Publication of peer-reviewed journal-Cephalalgia; Educational materials; Development and publication of international headache guidelines and classification; Education of neurologists and other HCPs in underserved countries/regions; Scientific research grants; Website; Bi-ennial international congress; Support for young physicians attending international headache congresses and headache centres
How much income did International Headache Society report in 2025?
International Headache Society reported total income of £1.56m and reported expenditure of £1.48m for the financial year ending 2025, based on the most recent annual return filed with the Charity Commission.
When was International Headache Society registered as a charity?
International Headache Society was registered with the Charity Commission for England and Wales on 7 December 1994 as charity number 1042574. It has been registered for 32 years.
Who runs International Headache Society?
International Headache Society is governed by a board of 15 trustees. Trustees are legally responsible for the charity's governance and are listed in full on its profile.
Where does International Headache Society operate?
International Headache Society operates across 52 areas, including Argentina, Armenia, Australia and 49 others. The full list is shown on its profile.
Is International Headache Society a registered charity?
Yes — International Headache Society is a registered charity in England and Wales, charity number 1042574.
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Registry Information
Trustees
Also governs 1 other charity
Also Known As
- Ihs
Data & trust
- Register data refreshed
- 2 November 2026
- Methodology
- How metrics are calculated