World Thrombosis Day Resources

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World Thrombosis Day resources: Free multilingual campaign materials

World Thrombosis Day offers a free library of downloadable blood clot awareness resources for campaign partners worldwide. From ready-to-use campaign logos and social media graphics to print-ready flyers, fact sheets and partner toolkits, WTD campaign partners can access everything they need to run a successful campaign in multiple languages at no cost.

Additionally, partners can follow step-by-step guides to illuminate a landmark in red and blue and connect with local media to amplify their message. To get started, browse the sections below and download the materials that best support your World Thrombosis Day awareness efforts on October 13 and beyond.

International Society on Thrombosis and Haemostasis (ISTH) owns the copyright and trademark of the World Thrombosis Day campaign and symbol.

Download the Campaign Toolkit
World Thrombosis Day resources are free to use to help raise awareness of blood clots.
Featured Campaign Items

Downloadable materials to support blood clot awareness worldwide

Getting Started

Download World Thrombosis Day toolkits and campaign guides

Partner Campaign Tool

Learn about World Thrombosis Day and how to participate

Social Media Toolkit

Everything you need to share World Thrombosis Day on social media

Working with the Media

How to collaborate with local media to promote the campaign

Raise community awareness

Use this guide to help you create and plan events in your local community

How to organize a proclamation

Learn how to create a proclamation for World Thrombosis Day

How to fundraise for WTD

Use this guide to help raise funds for the WTD campaign.

How to plan a WTD event

Awareness events and activities are a great way to raise awareness and this guide will help you from planning to execution.

How to illuminate a landmark

Light the world up in red and blue for WTD using this handy guide.

How to illuminate a landmark for World Thrombosis Day

Every October 13, landmarks around the world light up in red and blue to honor World Thrombosis Day. Illuminating a landmark in your city is one of the most visible and impactful ways to raise blood clot awareness, show support for the global WTD campaign and unite your community around a shared mission. Getting started is easier than you think. Download our step-by-step landmark illumination guide below and find everything you need, from submitting your request to sharing your photos with the global WTD community.

Illuminating a Landmark
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World Thrombosis Day media resources and press materials

World Thrombosis Day equips campaign partners, healthcare advocates and members of the media with ready-to-use press materials to help spread accurate, expert-driven blood clot awareness worldwide. To support your outreach efforts, download our template press release and media alert to announce your World Thrombosis Day activities in your local community and drive meaningful media coverage on and around October 13.

Additionally, if your World Thrombosis Day activities earn media coverage, we want to hear about it. Share your media hits with the global WTD campaign by emailing us at wtd@isth.org.

Press Materials

Reminders for using World Thrombosis Day resources.

The official name “World Thrombosis Day” and the corresponding “Infinite Loop Logo” are registered trademarks owned by The International Society on Thrombosis and Haemostasis, Inc. (“ISTH”) in the United States and/ or other countries. These marks and other variants have been officially adopted by the ISTH for use globally. They may be used by official partners and supporters of the World Thrombosis Day campaign with the permission of the ISTH and only in accordance with the guidelines established by the ISTH for the use of its marks.

Please note that country specific websites using the World Thrombosis Day name are not owned/supported by the ISTH.

This Site includes copyrighted materials, such as literary and artistic works in the form of animations, photographs, graphics, images, videos, text, music, and sounds, database rights, and may contain registered trademarks, or design rights belonging to ISTH or any third parties (“Proprietary Rights”).

For answers to frequently asked questions, visit our FAQs. Additional questions can be emailed to wtd@isth.org.

Take Action

Get involved with the World Thrombosis Day campaign in any way that you can. The campaign offers many different and exciting opportunities to get involved. Together, we can save lives!

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Make a Donation

The World Thrombosis Day campaign relies on its supporters and donors to provide the best education and resources each year. If you would like to make a financial donation to the World Thrombosis Day campaign, please follow the link below.

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