The International Headache Congress

IHS and EHF joint congress 2021
Headache science to optimise patient care
8–12 September 2021

Conference Details

Welcome letter of the congress chairs

Virtual Congress

The pandemic is still ongoing and vaccination programmes are proceeding throughout the world. However, during 2021 we will continue to face travel bans, governmental and contact restrictions.

We needed to make a decision to ensure the welfare, security, and health of all our delegates and faculty members, and although we would love to see you all again face to face, we feel unable do that in 2021. Therefore:

The International Headache Congress 2021 will be held fully virtually.

The virtual European Headache Federation Congress 2020 was an outstanding success with people from all over the world were able to join the scientific exchange. This success story will be continued with this year's IHC 2021.

How do I register for the digital conference of the IHC?

You can register for the congress on the conference website. If you will not be able to take part in the live event, you will have the possibility to watch the contents on demand.

Is there a group registration?

Group registration is only possible by 09 August 2021. Please reach out to

I will not be available from 8 to 12 September. Will I still be able to access the digital conference content?

Yes, if you register for the conference you will have access to the on-demand area. You can find all conference materials there after the end of the conference.

Until when is registration possible?

Registration is possible at any time before or during the digital conference.

What do I need to attend the digital conference?

To participate in the digital conference, you will need a good and stable Internet connection, your computer/laptop, tablet or cell phone, speakers/headphones and a microphone. Please also make sure that you are using the latest version of your internet browser. If you are using Internet Explorer below version 11, there will be problems with the congress platform.

Are the sessions interactive? Will there be a possibility for Q&A?

The speakers and chairs are live for all sessions (even if the presentations are not live). You can ask questions via chat during the presentations. At the end of each session, the chairs review the questions, read them out and the speakers answer them.

Will there be an industrial exhibition?

Yes, the digital conference will be accompanied by a virtual industrial exhibition. The exhibition area is clearly indicated on the platform of the digital conference. There will be virtual booths of our numerous sponsor and exhibitors.

Will it be possible to get CME points at the virtual conference?

An application was submitted to the European Accreditation Council for Continuing Medical Education (EACCME) for European CME credits (ECMEC), which are internationally transferable. Additionally, an application was handed in to the Medical Chamber of Thuringia for the CME credits for German participants.

I submitted an abstract – what happens next?

The abstract review is still ongoing. You will receive a note whether your abstract has been accepted or declined by the end of may.

I am a member of the Press and wish to have access to the digital conference, whom should I contact?

Members of the press should contact Ms. Romy Held via to receive further information regarding the digital conference.

Technical prerequisites

  • In regard of connectivity and quality, we recommend the use of a LAN connection instead of the use of wifi.

  • Please make sure that you are using the latest version of your internet browser.
    We do not recommend using Internet Explorer as browser. Please also make sure that you do not open too many tabs in your browser.

  • Please make sure that your audio and video quality is sufficient.

  • In order to visit the industrial exhibition, the minimum requirements are 4GB RAM and a DUAL CORE CPU 2x2.6GHz

As regular participants:

Please check whether your browser and operating system supports the use of Vimeo.

As active session participants (chairs, speakers, poster authors)

Further information on the digital format of the sessions can be found under “Program”.

Button zur Seite Digital version of sessions

Code of conduct

General rules

  • Please use your real name unless your pseudonym is generally known.

  • Please use a profile picture (portrait, face not covered) so that participants can identify you and can get in touch with you more easily.

  • Recording presentations in any form (audio, video, photo) as well as distributing the material is not permitted.

Chat rules

  • Politeness and respect are of highest priority.

  • Please follow the chairs’ instructions.

  • Personal offense, racist and sexist comments are not permitted, and will be deleted accordingly.

  • Spam and ads are not permitted either and will be deleted accordingly.

The organizers retain the right that they will exclude anyone who does not follow the rules listed.

Data privacy protection

Please note that all of the participants registered for the conference will have access to all of the presentations (if the authors agreed to their presentations being available online) until 3 months after the congress.


In order to ensure a smooth (technical) process at the IHC 21, we ask you - if you are working with a work device (PC, laptop) in the company network (e.g. clinic, company) or a rental device - please clarify the following points with your IT department in advance:

The following ports must be open:

- Port 443 (https)

- for security reasons, port 80 (http):

JavaScript must be activated in your browser.

The following domains must not be blocked by your firewall:

- Domain congress platform:

- Domain programme management:

- Domain for verification: *

- Participant chat:

- Support chat

- Live streaming:****